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Finding the Fourth Proportional to 104,832.20, 156,941.10 and 92,544.20

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Solution

The fourth proportional to 104,832.20, 156,941.10 and 92,544.20 is: 138,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,832.20 : 156,941.10 = 92,544.20 : x
  2. Step 2: Convert to fraction form
    104,832.20/156,941.10 = 92,544.20/x
  3. Step 3: Cross multiply
    104,832.20x = 156,941.10 × 92,544.20
  4. Step 4: Simplify right side
    104,832.20x = 14,523,988,546.62
  5. Step 5: Solve for x
    x = 14,523,988,546.62/104,832.20
  6. Step 6: Final answer
    x = 138,545.11

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1.5x scale

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.