Home / 187,591.68-258,863.04-102,695.04

Finding the Fourth Proportional to 187,591.68, 258,863.04 and 102,695.04

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Solution

The fourth proportional to 187,591.68, 258,863.04 and 102,695.04 is: 141,711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,591.68 : 258,863.04 = 102,695.04 : x
  2. Step 2: Convert to fraction form
    187,591.68/258,863.04 = 102,695.04/x
  3. Step 3: Cross multiply
    187,591.68x = 258,863.04 × 102,695.04
  4. Step 4: Simplify right side
    187,591.68x = 26,583,950,247.32
  5. Step 5: Solve for x
    x = 26,583,950,247.32/187,591.68
  6. Step 6: Final answer
    x = 141,711.78

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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.