Home / 125,306.15-187,980.29-62,129.39

Finding the Fourth Proportional to 125,306.15, 187,980.29 and 62,129.39

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Solution

The fourth proportional to 125,306.15, 187,980.29 and 62,129.39 is: 93,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,306.15 : 187,980.29 = 62,129.39 : x
  2. Step 2: Convert to fraction form
    125,306.15/187,980.29 = 62,129.39/x
  3. Step 3: Cross multiply
    125,306.15x = 187,980.29 × 62,129.39
  4. Step 4: Simplify right side
    125,306.15x = 11,679,100,439.08
  5. Step 5: Solve for x
    x = 11,679,100,439.08/125,306.15
  6. Step 6: Final answer
    x = 93,204.53

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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.