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Finding the Fourth Proportional to 44,234.71, 66,352.16 and 14,644.60

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Solution

The fourth proportional to 44,234.71, 66,352.16 and 14,644.60 is: 21,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,234.71 : 66,352.16 = 14,644.60 : x
  2. Step 2: Convert to fraction form
    44,234.71/66,352.16 = 14,644.60/x
  3. Step 3: Cross multiply
    44,234.71x = 66,352.16 × 14,644.60
  4. Step 4: Simplify right side
    44,234.71x = 971,700,713.07
  5. Step 5: Solve for x
    x = 971,700,713.07/44,234.71
  6. Step 6: Final answer
    x = 21,966.93

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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.