Home / 87,590.52-120,875.38-47,846.52

Finding the Fourth Proportional to 87,590.52, 120,875.38 and 47,846.52

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Solution

The fourth proportional to 87,590.52, 120,875.38 and 47,846.52 is: 66,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,590.52 : 120,875.38 = 47,846.52 : x
  2. Step 2: Convert to fraction form
    87,590.52/120,875.38 = 47,846.52/x
  3. Step 3: Cross multiply
    87,590.52x = 120,875.38 × 47,846.52
  4. Step 4: Simplify right side
    87,590.52x = 5,783,466,286.68
  5. Step 5: Solve for x
    x = 5,783,466,286.68/87,590.52
  6. Step 6: Final answer
    x = 66,028.45

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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.