Home / 87,982.86-132,062.16-48,558.54

Finding the Fourth Proportional to 87,982.86, 132,062.16 and 48,558.54

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Solution

The fourth proportional to 87,982.86, 132,062.16 and 48,558.54 is: 72,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,982.86 : 132,062.16 = 48,558.54 : x
  2. Step 2: Convert to fraction form
    87,982.86/132,062.16 = 48,558.54/x
  3. Step 3: Cross multiply
    87,982.86x = 132,062.16 × 48,558.54
  4. Step 4: Simplify right side
    87,982.86x = 6,412,745,678.85
  5. Step 5: Solve for x
    x = 6,412,745,678.85/87,982.86
  6. Step 6: Final answer
    x = 72,886.31

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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.