Home / 124,800.44-187,010.15-74,099.61

Finding the Fourth Proportional to 124,800.44, 187,010.15 and 74,099.61

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Solution

The fourth proportional to 124,800.44, 187,010.15 and 74,099.61 is: 111,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,800.44 : 187,010.15 = 74,099.61 : x
  2. Step 2: Convert to fraction form
    124,800.44/187,010.15 = 74,099.61/x
  3. Step 3: Cross multiply
    124,800.44x = 187,010.15 × 74,099.61
  4. Step 4: Simplify right side
    124,800.44x = 13,857,378,810.54
  5. Step 5: Solve for x
    x = 13,857,378,810.54/124,800.44
  6. Step 6: Final answer
    x = 111,036.30

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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.