Home / 124,755.96-187,140.66-49,887.48

Finding the Fourth Proportional to 124,755.96, 187,140.66 and 49,887.48

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Solution

The fourth proportional to 124,755.96, 187,140.66 and 49,887.48 is: 74,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,755.96 : 187,140.66 = 49,887.48 : x
  2. Step 2: Convert to fraction form
    124,755.96/187,140.66 = 49,887.48/x
  3. Step 3: Cross multiply
    124,755.96x = 187,140.66 × 49,887.48
  4. Step 4: Simplify right side
    124,755.96x = 9,335,975,932.94
  5. Step 5: Solve for x
    x = 9,335,975,932.94/124,755.96
  6. Step 6: Final answer
    x = 74,833.91

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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.