Home / 87,895.36-131,865.54-25,565.92

Finding the Fourth Proportional to 87,895.36, 131,865.54 and 25,565.92

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Solution

The fourth proportional to 87,895.36, 131,865.54 and 25,565.92 is: 38,355.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,895.36 : 131,865.54 = 25,565.92 : x
  2. Step 2: Convert to fraction form
    87,895.36/131,865.54 = 25,565.92/x
  3. Step 3: Cross multiply
    87,895.36x = 131,865.54 × 25,565.92
  4. Step 4: Simplify right side
    87,895.36x = 3,371,263,846.40
  5. Step 5: Solve for x
    x = 3,371,263,846.40/87,895.36
  6. Step 6: Final answer
    x = 38,355.42

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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.