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Finding the Fourth Proportional to 57,659.52, 79,560.64 and 32,508.48

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Solution

The fourth proportional to 57,659.52, 79,560.64 and 32,508.48 is: 44,856.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,659.52 : 79,560.64 = 32,508.48 : x
  2. Step 2: Convert to fraction form
    57,659.52/79,560.64 = 32,508.48/x
  3. Step 3: Cross multiply
    57,659.52x = 79,560.64 × 32,508.48
  4. Step 4: Simplify right side
    57,659.52x = 2,586,395,474.23
  5. Step 5: Solve for x
    x = 2,586,395,474.23/57,659.52
  6. Step 6: Final answer
    x = 44,856.35

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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.