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Finding the Fourth Proportional to 44,484.66, 66,724.11 and 16,781.94

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Solution

The fourth proportional to 44,484.66, 66,724.11 and 16,781.94 is: 25,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,484.66 : 66,724.11 = 16,781.94 : x
  2. Step 2: Convert to fraction form
    44,484.66/66,724.11 = 16,781.94/x
  3. Step 3: Cross multiply
    44,484.66x = 66,724.11 × 16,781.94
  4. Step 4: Simplify right side
    44,484.66x = 1,119,760,010.57
  5. Step 5: Solve for x
    x = 1,119,760,010.57/44,484.66
  6. Step 6: Final answer
    x = 25,171.82

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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.