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Finding the Fourth Proportional to 36,438.65, 50,287.50 and 22,294.23

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Solution

The fourth proportional to 36,438.65, 50,287.50 and 22,294.23 is: 30,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,438.65 : 50,287.50 = 22,294.23 : x
  2. Step 2: Convert to fraction form
    36,438.65/50,287.50 = 22,294.23/x
  3. Step 3: Cross multiply
    36,438.65x = 50,287.50 × 22,294.23
  4. Step 4: Simplify right side
    36,438.65x = 1,121,121,091.13
  5. Step 5: Solve for x
    x = 1,121,121,091.13/36,438.65
  6. Step 6: Final answer
    x = 30,767.36

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Half scale
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Double scale
Find fourth proportional to 36,439.65, 50,288.88 and 22,295.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.