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Finding the Fourth Proportional to 106,892.96, 160,337.76 and 36,772.88

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Solution

The fourth proportional to 106,892.96, 160,337.76 and 36,772.88 is: 55,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,892.96 : 160,337.76 = 36,772.88 : x
  2. Step 2: Convert to fraction form
    106,892.96/160,337.76 = 36,772.88/x
  3. Step 3: Cross multiply
    106,892.96x = 160,337.76 × 36,772.88
  4. Step 4: Simplify right side
    106,892.96x = 5,896,081,207.95
  5. Step 5: Solve for x
    x = 5,896,081,207.95/106,892.96
  6. Step 6: Final answer
    x = 55,158.74

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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.