Home / 42,238.76-63,375.10-15,950.92

Finding the Fourth Proportional to 42,238.76, 63,375.10 and 15,950.92

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Solution

The fourth proportional to 42,238.76, 63,375.10 and 15,950.92 is: 23,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,238.76 : 63,375.10 = 15,950.92 : x
  2. Step 2: Convert to fraction form
    42,238.76/63,375.10 = 15,950.92/x
  3. Step 3: Cross multiply
    42,238.76x = 63,375.10 × 15,950.92
  4. Step 4: Simplify right side
    42,238.76x = 1,010,891,150.09
  5. Step 5: Solve for x
    x = 1,010,891,150.09/42,238.76
  6. Step 6: Final answer
    x = 23,932.78

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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.