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Finding the Fourth Proportional to 32,073.45, 48,110.04 and 8,699.88

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Solution

The fourth proportional to 32,073.45, 48,110.04 and 8,699.88 is: 13,049.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,073.45 : 48,110.04 = 8,699.88 : x
  2. Step 2: Convert to fraction form
    32,073.45/48,110.04 = 8,699.88/x
  3. Step 3: Cross multiply
    32,073.45x = 48,110.04 × 8,699.88
  4. Step 4: Simplify right side
    32,073.45x = 418,551,574.80
  5. Step 5: Solve for x
    x = 418,551,574.80/32,073.45
  6. Step 6: Final answer
    x = 13,049.78

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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.