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Finding the Fourth Proportional to 116,592.40, 160,892.76 and 68,861.20

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Solution

The fourth proportional to 116,592.40, 160,892.76 and 68,861.20 is: 95,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,592.40 : 160,892.76 = 68,861.20 : x
  2. Step 2: Convert to fraction form
    116,592.40/160,892.76 = 68,861.20/x
  3. Step 3: Cross multiply
    116,592.40x = 160,892.76 × 68,861.20
  4. Step 4: Simplify right side
    116,592.40x = 11,079,268,524.91
  5. Step 5: Solve for x
    x = 11,079,268,524.91/116,592.40
  6. Step 6: Final answer
    x = 95,025.65

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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.