Home / 107,277.20-148,042.08-59,530.46

Finding the Fourth Proportional to 107,277.20, 148,042.08 and 59,530.46

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Solution

The fourth proportional to 107,277.20, 148,042.08 and 59,530.46 is: 82,151.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,277.20 : 148,042.08 = 59,530.46 : x
  2. Step 2: Convert to fraction form
    107,277.20/148,042.08 = 59,530.46/x
  3. Step 3: Cross multiply
    107,277.20x = 148,042.08 × 59,530.46
  4. Step 4: Simplify right side
    107,277.20x = 8,813,013,121.76
  5. Step 5: Solve for x
    x = 8,813,013,121.76/107,277.20
  6. Step 6: Final answer
    x = 82,151.78

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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.