Home / 67,932.88-93,758.45-39,633.10

Finding the Fourth Proportional to 67,932.88, 93,758.45 and 39,633.10

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Solution

The fourth proportional to 67,932.88, 93,758.45 and 39,633.10 is: 54,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,932.88 : 93,758.45 = 39,633.10 : x
  2. Step 2: Convert to fraction form
    67,932.88/93,758.45 = 39,633.10/x
  3. Step 3: Cross multiply
    67,932.88x = 93,758.45 × 39,633.10
  4. Step 4: Simplify right side
    67,932.88x = 3,715,937,592.13
  5. Step 5: Solve for x
    x = 3,715,937,592.13/67,932.88
  6. Step 6: Final answer
    x = 54,700.14

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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.