Home / 107,997.75-149,036.49-60,248.25

Finding the Fourth Proportional to 107,997.75, 149,036.49 and 60,248.25

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Solution

The fourth proportional to 107,997.75, 149,036.49 and 60,248.25 is: 83,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,997.75 : 149,036.49 = 60,248.25 : x
  2. Step 2: Convert to fraction form
    107,997.75/149,036.49 = 60,248.25/x
  3. Step 3: Cross multiply
    107,997.75x = 149,036.49 × 60,248.25
  4. Step 4: Simplify right side
    107,997.75x = 8,979,187,708.64
  5. Step 5: Solve for x
    x = 8,979,187,708.64/107,997.75
  6. Step 6: Final answer
    x = 83,142.36

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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.