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Finding the Fourth Proportional to 63,062.79, 87,027.27 and 34,769.49

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Solution

The fourth proportional to 63,062.79, 87,027.27 and 34,769.49 is: 47,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,062.79 : 87,027.27 = 34,769.49 : x
  2. Step 2: Convert to fraction form
    63,062.79/87,027.27 = 34,769.49/x
  3. Step 3: Cross multiply
    63,062.79x = 87,027.27 × 34,769.49
  4. Step 4: Simplify right side
    63,062.79x = 3,025,893,793.99
  5. Step 5: Solve for x
    x = 3,025,893,793.99/63,062.79
  6. Step 6: Final answer
    x = 47,982.24

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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.