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Finding the Fourth Proportional to 44,346.96, 66,520.44 and 25,866

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Solution

The fourth proportional to 44,346.96, 66,520.44 and 25,866 is: 38,799

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,346.96 : 66,520.44 = 25,866 : x
  2. Step 2: Convert to fraction form
    44,346.96/66,520.44 = 25,866/x
  3. Step 3: Cross multiply
    44,346.96x = 66,520.44 × 25,866
  4. Step 4: Simplify right side
    44,346.96x = 1,720,617,701.04
  5. Step 5: Solve for x
    x = 1,720,617,701.04/44,346.96
  6. Step 6: Final answer
    x = 38,799

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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.