Home / 87,667.86-131,521.23-25,333.62

Finding the Fourth Proportional to 87,667.86, 131,521.23 and 25,333.62

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Solution

The fourth proportional to 87,667.86, 131,521.23 and 25,333.62 is: 38,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,667.86 : 131,521.23 = 25,333.62 : x
  2. Step 2: Convert to fraction form
    87,667.86/131,521.23 = 25,333.62/x
  3. Step 3: Cross multiply
    87,667.86x = 131,521.23 × 25,333.62
  4. Step 4: Simplify right side
    87,667.86x = 3,331,908,862.75
  5. Step 5: Solve for x
    x = 3,331,908,862.75/87,667.86
  6. Step 6: Final answer
    x = 38,006.05

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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.