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Finding the Fourth Proportional to 44,879.73, 67,332.08 and 19,581.45

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Solution

The fourth proportional to 44,879.73, 67,332.08 and 19,581.45 is: 29,377.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,879.73 : 67,332.08 = 19,581.45 : x
  2. Step 2: Convert to fraction form
    44,879.73/67,332.08 = 19,581.45/x
  3. Step 3: Cross multiply
    44,879.73x = 67,332.08 × 19,581.45
  4. Step 4: Simplify right side
    44,879.73x = 1,318,459,660.01
  5. Step 5: Solve for x
    x = 1,318,459,660.01/44,879.73
  6. Step 6: Final answer
    x = 29,377.62

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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.