Home / 87,890.36-131,848.68-25,552.76

Finding the Fourth Proportional to 87,890.36, 131,848.68 and 25,552.76

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Solution

The fourth proportional to 87,890.36, 131,848.68 and 25,552.76 is: 38,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,890.36 : 131,848.68 = 25,552.76 : x
  2. Step 2: Convert to fraction form
    87,890.36/131,848.68 = 25,552.76/x
  3. Step 3: Cross multiply
    87,890.36x = 131,848.68 × 25,552.76
  4. Step 4: Simplify right side
    87,890.36x = 3,369,097,676.36
  5. Step 5: Solve for x
    x = 3,369,097,676.36/87,890.36
  6. Step 6: Final answer
    x = 38,332.96

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1.5x scale

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.