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Finding the Fourth Proportional to 67,172.46, 92,695.98 and 36,957.72

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Solution

The fourth proportional to 67,172.46, 92,695.98 and 36,957.72 is: 51,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,172.46 : 92,695.98 = 36,957.72 : x
  2. Step 2: Convert to fraction form
    67,172.46/92,695.98 = 36,957.72/x
  3. Step 3: Cross multiply
    67,172.46x = 92,695.98 × 36,957.72
  4. Step 4: Simplify right side
    67,172.46x = 3,425,832,073.97
  5. Step 5: Solve for x
    x = 3,425,832,073.97/67,172.46
  6. Step 6: Final answer
    x = 51,000.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.