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Finding the Fourth Proportional to 38,474.96, 57,734.04 and 17,700.08

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Solution

The fourth proportional to 38,474.96, 57,734.04 and 17,700.08 is: 26,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474.96 : 57,734.04 = 17,700.08 : x
  2. Step 2: Convert to fraction form
    38,474.96/57,734.04 = 17,700.08/x
  3. Step 3: Cross multiply
    38,474.96x = 57,734.04 × 17,700.08
  4. Step 4: Simplify right side
    38,474.96x = 1,021,897,126.72
  5. Step 5: Solve for x
    x = 1,021,897,126.72/38,474.96
  6. Step 6: Final answer
    x = 26,560.06

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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.