Home / 107,538.68-148,402.59-59,791.61

Finding the Fourth Proportional to 107,538.68, 148,402.59 and 59,791.61

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Solution

The fourth proportional to 107,538.68, 148,402.59 and 59,791.61 is: 82,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,538.68 : 148,402.59 = 59,791.61 : x
  2. Step 2: Convert to fraction form
    107,538.68/148,402.59 = 59,791.61/x
  3. Step 3: Cross multiply
    107,538.68x = 148,402.59 × 59,791.61
  4. Step 4: Simplify right side
    107,538.68x = 8,873,229,042.26
  5. Step 5: Solve for x
    x = 8,873,229,042.26/107,538.68
  6. Step 6: Final answer
    x = 82,511.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.