Home / 187,390.14-281,104.92-61,040.24

Finding the Fourth Proportional to 187,390.14, 281,104.92 and 61,040.24

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Solution

The fourth proportional to 187,390.14, 281,104.92 and 61,040.24 is: 91,566.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,390.14 : 281,104.92 = 61,040.24 : x
  2. Step 2: Convert to fraction form
    187,390.14/281,104.92 = 61,040.24/x
  3. Step 3: Cross multiply
    187,390.14x = 281,104.92 × 61,040.24
  4. Step 4: Simplify right side
    187,390.14x = 17,158,711,781.98
  5. Step 5: Solve for x
    x = 17,158,711,781.98/187,390.14
  6. Step 6: Final answer
    x = 91,566.78

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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.