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Finding the Fourth Proportional to 44,405.82, 66,594.15 and 14,815.71

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Solution

The fourth proportional to 44,405.82, 66,594.15 and 14,815.71 is: 22,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,405.82 : 66,594.15 = 14,815.71 : x
  2. Step 2: Convert to fraction form
    44,405.82/66,594.15 = 14,815.71/x
  3. Step 3: Cross multiply
    44,405.82x = 66,594.15 × 14,815.71
  4. Step 4: Simplify right side
    44,405.82x = 986,639,614.10
  5. Step 5: Solve for x
    x = 986,639,614.10/44,405.82
  6. Step 6: Final answer
    x = 22,218.70

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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.