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Finding the Fourth Proportional to 95,351.91, 131,591.54 and 63,030.46

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Solution

The fourth proportional to 95,351.91, 131,591.54 and 63,030.46 is: 86,985.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,351.91 : 131,591.54 = 63,030.46 : x
  2. Step 2: Convert to fraction form
    95,351.91/131,591.54 = 63,030.46/x
  3. Step 3: Cross multiply
    95,351.91x = 131,591.54 × 63,030.46
  4. Step 4: Simplify right side
    95,351.91x = 8,294,275,298.31
  5. Step 5: Solve for x
    x = 8,294,275,298.31/95,351.91
  6. Step 6: Final answer
    x = 86,985.94

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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.