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Finding the Fourth Proportional to 63,508.92, 87,642.72 and 36,652.56

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Solution

The fourth proportional to 63,508.92, 87,642.72 and 36,652.56 is: 50,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,508.92 : 87,642.72 = 36,652.56 : x
  2. Step 2: Convert to fraction form
    63,508.92/87,642.72 = 36,652.56/x
  3. Step 3: Cross multiply
    63,508.92x = 87,642.72 × 36,652.56
  4. Step 4: Simplify right side
    63,508.92x = 3,212,330,053.36
  5. Step 5: Solve for x
    x = 3,212,330,053.36/63,508.92
  6. Step 6: Final answer
    x = 50,580.77

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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.