Home / 69,167.20-95,449.48-38,952.40

Finding the Fourth Proportional to 69,167.20, 95,449.48 and 38,952.40

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Solution

The fourth proportional to 69,167.20, 95,449.48 and 38,952.40 is: 53,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,167.20 : 95,449.48 = 38,952.40 : x
  2. Step 2: Convert to fraction form
    69,167.20/95,449.48 = 38,952.40/x
  3. Step 3: Cross multiply
    69,167.20x = 95,449.48 × 38,952.40
  4. Step 4: Simplify right side
    69,167.20x = 3,717,986,324.75
  5. Step 5: Solve for x
    x = 3,717,986,324.75/69,167.20
  6. Step 6: Final answer
    x = 53,753.60

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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.