Home / 187,475.04-258,715.08-102,591.36

Finding the Fourth Proportional to 187,475.04, 258,715.08 and 102,591.36

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Solution

The fourth proportional to 187,475.04, 258,715.08 and 102,591.36 is: 141,575.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,475.04 : 258,715.08 = 102,591.36 : x
  2. Step 2: Convert to fraction form
    187,475.04/258,715.08 = 102,591.36/x
  3. Step 3: Cross multiply
    187,475.04x = 258,715.08 × 102,591.36
  4. Step 4: Simplify right side
    187,475.04x = 26,541,931,909.71
  5. Step 5: Solve for x
    x = 26,541,931,909.71/187,475.04
  6. Step 6: Final answer
    x = 141,575.82

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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.