Home / 67,434.30-101,065.05-60,003.90

Finding the Fourth Proportional to 67,434.30, 101,065.05 and 60,003.90

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Solution

The fourth proportional to 67,434.30, 101,065.05 and 60,003.90 is: 89,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,434.30 : 101,065.05 = 60,003.90 : x
  2. Step 2: Convert to fraction form
    67,434.30/101,065.05 = 60,003.90/x
  3. Step 3: Cross multiply
    67,434.30x = 101,065.05 × 60,003.90
  4. Step 4: Simplify right side
    67,434.30x = 6,064,297,153.70
  5. Step 5: Solve for x
    x = 6,064,297,153.70/67,434.30
  6. Step 6: Final answer
    x = 89,928.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.