Home / 67,515.48-101,285.52-23,146.72

Finding the Fourth Proportional to 67,515.48, 101,285.52 and 23,146.72

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Solution

The fourth proportional to 67,515.48, 101,285.52 and 23,146.72 is: 34,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,515.48 : 101,285.52 = 23,146.72 : x
  2. Step 2: Convert to fraction form
    67,515.48/101,285.52 = 23,146.72/x
  3. Step 3: Cross multiply
    67,515.48x = 101,285.52 × 23,146.72
  4. Step 4: Simplify right side
    67,515.48x = 2,344,427,361.68
  5. Step 5: Solve for x
    x = 2,344,427,361.68/67,515.48
  6. Step 6: Final answer
    x = 34,724.29

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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.