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Finding the Fourth Proportional to 32,155.52, 44,376.12 and 18,008

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Solution

The fourth proportional to 32,155.52, 44,376.12 and 18,008 is: 24,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,155.52 : 44,376.12 = 18,008 : x
  2. Step 2: Convert to fraction form
    32,155.52/44,376.12 = 18,008/x
  3. Step 3: Cross multiply
    32,155.52x = 44,376.12 × 18,008
  4. Step 4: Simplify right side
    32,155.52x = 799,125,168.96
  5. Step 5: Solve for x
    x = 799,125,168.96/32,155.52
  6. Step 6: Final answer
    x = 24,851.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.