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Finding the Fourth Proportional to 161,377.92, 242,066.88 and 49,057.92

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Solution

The fourth proportional to 161,377.92, 242,066.88 and 49,057.92 is: 73,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,377.92 : 242,066.88 = 49,057.92 : x
  2. Step 2: Convert to fraction form
    161,377.92/242,066.88 = 49,057.92/x
  3. Step 3: Cross multiply
    161,377.92x = 242,066.88 × 49,057.92
  4. Step 4: Simplify right side
    161,377.92x = 11,875,297,633.69
  5. Step 5: Solve for x
    x = 11,875,297,633.69/161,377.92
  6. Step 6: Final answer
    x = 73,586.88

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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.