Home / 87,590.10-131,449.95-57,998.10

Finding the Fourth Proportional to 87,590.10, 131,449.95 and 57,998.10

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Solution

The fourth proportional to 87,590.10, 131,449.95 and 57,998.10 is: 87,040.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,590.10 : 131,449.95 = 57,998.10 : x
  2. Step 2: Convert to fraction form
    87,590.10/131,449.95 = 57,998.10/x
  3. Step 3: Cross multiply
    87,590.10x = 131,449.95 × 57,998.10
  4. Step 4: Simplify right side
    87,590.10x = 7,623,847,345.10
  5. Step 5: Solve for x
    x = 7,623,847,345.10/87,590.10
  6. Step 6: Final answer
    x = 87,040.06

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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.