Home / 124,811.30-187,233.15-61,663.70

Finding the Fourth Proportional to 124,811.30, 187,233.15 and 61,663.70

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Solution

The fourth proportional to 124,811.30, 187,233.15 and 61,663.70 is: 92,503.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,811.30 : 187,233.15 = 61,663.70 : x
  2. Step 2: Convert to fraction form
    124,811.30/187,233.15 = 61,663.70/x
  3. Step 3: Cross multiply
    124,811.30x = 187,233.15 × 61,663.70
  4. Step 4: Simplify right side
    124,811.30x = 11,545,488,791.66
  5. Step 5: Solve for x
    x = 11,545,488,791.66/124,811.30
  6. Step 6: Final answer
    x = 92,503.55

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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.