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Finding the Fourth Proportional to 161,793.13, 242,799.06 and 56,613.01

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Solution

The fourth proportional to 161,793.13, 242,799.06 and 56,613.01 is: 84,957.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,793.13 : 242,799.06 = 56,613.01 : x
  2. Step 2: Convert to fraction form
    161,793.13/242,799.06 = 56,613.01/x
  3. Step 3: Cross multiply
    161,793.13x = 242,799.06 × 56,613.01
  4. Step 4: Simplify right side
    161,793.13x = 13,745,585,611.77
  5. Step 5: Solve for x
    x = 13,745,585,611.77/161,793.13
  6. Step 6: Final answer
    x = 84,957.78

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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.