Home / 40,684.33-56,145.42-22,783.12

Finding the Fourth Proportional to 40,684.33, 56,145.42 and 22,783.12

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Solution

The fourth proportional to 40,684.33, 56,145.42 and 22,783.12 is: 31,441.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,684.33 : 56,145.42 = 22,783.12 : x
  2. Step 2: Convert to fraction form
    40,684.33/56,145.42 = 22,783.12/x
  3. Step 3: Cross multiply
    40,684.33x = 56,145.42 × 22,783.12
  4. Step 4: Simplify right side
    40,684.33x = 1,279,167,841.31
  5. Step 5: Solve for x
    x = 1,279,167,841.31/40,684.33
  6. Step 6: Final answer
    x = 31,441.29

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Double scale
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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.