Home / 107,902.92-148,902.96-60,155.28

Finding the Fourth Proportional to 107,902.92, 148,902.96 and 60,155.28

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Solution

The fourth proportional to 107,902.92, 148,902.96 and 60,155.28 is: 83,012.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,902.92 : 148,902.96 = 60,155.28 : x
  2. Step 2: Convert to fraction form
    107,902.92/148,902.96 = 60,155.28/x
  3. Step 3: Cross multiply
    107,902.92x = 148,902.96 × 60,155.28
  4. Step 4: Simplify right side
    107,902.92x = 8,957,299,251.63
  5. Step 5: Solve for x
    x = 8,957,299,251.63/107,902.92
  6. Step 6: Final answer
    x = 83,012.58

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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.