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Finding the Fourth Proportional to 67,197.96, 92,737 and 38,522.36

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Solution

The fourth proportional to 67,197.96, 92,737 and 38,522.36 is: 53,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,197.96 : 92,737 = 38,522.36 : x
  2. Step 2: Convert to fraction form
    67,197.96/92,737 = 38,522.36/x
  3. Step 3: Cross multiply
    67,197.96x = 92,737 × 38,522.36
  4. Step 4: Simplify right side
    67,197.96x = 3,572,448,099.32
  5. Step 5: Solve for x
    x = 3,572,448,099.32/67,197.96
  6. Step 6: Final answer
    x = 53,163.04

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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.