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Finding the Fourth Proportional to 38,672.48, 57,956.88 and 17,850.08

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Solution

The fourth proportional to 38,672.48, 57,956.88 and 17,850.08 is: 26,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,672.48 : 57,956.88 = 17,850.08 : x
  2. Step 2: Convert to fraction form
    38,672.48/57,956.88 = 17,850.08/x
  3. Step 3: Cross multiply
    38,672.48x = 57,956.88 × 17,850.08
  4. Step 4: Simplify right side
    38,672.48x = 1,034,534,944.55
  5. Step 5: Solve for x
    x = 1,034,534,944.55/38,672.48
  6. Step 6: Final answer
    x = 26,751.19

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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.