Home / 69,757.08-96,262.76-39,545.20

Finding the Fourth Proportional to 69,757.08, 96,262.76 and 39,545.20

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Solution

The fourth proportional to 69,757.08, 96,262.76 and 39,545.20 is: 54,571.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,757.08 : 96,262.76 = 39,545.20 : x
  2. Step 2: Convert to fraction form
    69,757.08/96,262.76 = 39,545.20/x
  3. Step 3: Cross multiply
    69,757.08x = 96,262.76 × 39,545.20
  4. Step 4: Simplify right side
    69,757.08x = 3,806,730,096.75
  5. Step 5: Solve for x
    x = 3,806,730,096.75/69,757.08
  6. Step 6: Final answer
    x = 54,571.24

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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.