Home / 43,729.10-65,593.65-38,545.10

Finding the Fourth Proportional to 43,729.10, 65,593.65 and 38,545.10

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Solution

The fourth proportional to 43,729.10, 65,593.65 and 38,545.10 is: 57,817.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,729.10 : 65,593.65 = 38,545.10 : x
  2. Step 2: Convert to fraction form
    43,729.10/65,593.65 = 38,545.10/x
  3. Step 3: Cross multiply
    43,729.10x = 65,593.65 × 38,545.10
  4. Step 4: Simplify right side
    43,729.10x = 2,528,313,798.62
  5. Step 5: Solve for x
    x = 2,528,313,798.62/43,729.10
  6. Step 6: Final answer
    x = 57,817.65

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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.