Home / 67,734.46-101,701.17-66,538.50

Finding the Fourth Proportional to 67,734.46, 101,701.17 and 66,538.50

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Solution

The fourth proportional to 67,734.46, 101,701.17 and 66,538.50 is: 99,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,734.46 : 101,701.17 = 66,538.50 : x
  2. Step 2: Convert to fraction form
    67,734.46/101,701.17 = 66,538.50/x
  3. Step 3: Cross multiply
    67,734.46x = 101,701.17 × 66,538.50
  4. Step 4: Simplify right side
    67,734.46x = 6,767,042,791.54
  5. Step 5: Solve for x
    x = 6,767,042,791.54/67,734.46
  6. Step 6: Final answer
    x = 99,905.47

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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.