Home / 107,899.28-161,049.94-101,250.80

Finding the Fourth Proportional to 107,899.28, 161,049.94 and 101,250.80

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Solution

The fourth proportional to 107,899.28, 161,049.94 and 101,250.80 is: 151,126.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,899.28 : 161,049.94 = 101,250.80 : x
  2. Step 2: Convert to fraction form
    107,899.28/161,049.94 = 101,250.80/x
  3. Step 3: Cross multiply
    107,899.28x = 161,049.94 × 101,250.80
  4. Step 4: Simplify right side
    107,899.28x = 16,306,435,264.95
  5. Step 5: Solve for x
    x = 16,306,435,264.95/107,899.28
  6. Step 6: Final answer
    x = 151,126.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.