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Finding the Fourth Proportional to 36,701.65, 55,041.67 and 14,507.65

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Solution

The fourth proportional to 36,701.65, 55,041.67 and 14,507.65 is: 21,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.65 : 55,041.67 = 14,507.65 : x
  2. Step 2: Convert to fraction form
    36,701.65/55,041.67 = 14,507.65/x
  3. Step 3: Cross multiply
    36,701.65x = 55,041.67 × 14,507.65
  4. Step 4: Simplify right side
    36,701.65x = 798,525,283.78
  5. Step 5: Solve for x
    x = 798,525,283.78/36,701.65
  6. Step 6: Final answer
    x = 21,757.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.