Home / 62,754.24-86,613.12-38,891.52

Finding the Fourth Proportional to 62,754.24, 86,613.12 and 38,891.52

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Solution

The fourth proportional to 62,754.24, 86,613.12 and 38,891.52 is: 53,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,754.24 : 86,613.12 = 38,891.52 : x
  2. Step 2: Convert to fraction form
    62,754.24/86,613.12 = 38,891.52/x
  3. Step 3: Cross multiply
    62,754.24x = 86,613.12 × 38,891.52
  4. Step 4: Simplify right side
    62,754.24x = 3,368,515,888.74
  5. Step 5: Solve for x
    x = 3,368,515,888.74/62,754.24
  6. Step 6: Final answer
    x = 53,677.90

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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.