Home / 107,996.85-149,032.78-60,248.97

Finding the Fourth Proportional to 107,996.85, 149,032.78 and 60,248.97

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Solution

The fourth proportional to 107,996.85, 149,032.78 and 60,248.97 is: 83,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,996.85 : 149,032.78 = 60,248.97 : x
  2. Step 2: Convert to fraction form
    107,996.85/149,032.78 = 60,248.97/x
  3. Step 3: Cross multiply
    107,996.85x = 149,032.78 × 60,248.97
  4. Step 4: Simplify right side
    107,996.85x = 8,979,071,340.61
  5. Step 5: Solve for x
    x = 8,979,071,340.61/107,996.85
  6. Step 6: Final answer
    x = 83,141.97

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1.5x scale

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.