Home / 67,915.17-101,849.67-23,531.56

Finding the Fourth Proportional to 67,915.17, 101,849.67 and 23,531.56

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Solution

The fourth proportional to 67,915.17, 101,849.67 and 23,531.56 is: 35,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,915.17 : 101,849.67 = 23,531.56 : x
  2. Step 2: Convert to fraction form
    67,915.17/101,849.67 = 23,531.56/x
  3. Step 3: Cross multiply
    67,915.17x = 101,849.67 × 23,531.56
  4. Step 4: Simplify right side
    67,915.17x = 2,396,681,620.59
  5. Step 5: Solve for x
    x = 2,396,681,620.59/67,915.17
  6. Step 6: Final answer
    x = 35,289.34

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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.