Home / 87,619.80-131,415.34-24,444.20

Finding the Fourth Proportional to 87,619.80, 131,415.34 and 24,444.20

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Solution

The fourth proportional to 87,619.80, 131,415.34 and 24,444.20 is: 36,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,619.80 : 131,415.34 = 24,444.20 : x
  2. Step 2: Convert to fraction form
    87,619.80/131,415.34 = 24,444.20/x
  3. Step 3: Cross multiply
    87,619.80x = 131,415.34 × 24,444.20
  4. Step 4: Simplify right side
    87,619.80x = 3,212,342,854.03
  5. Step 5: Solve for x
    x = 3,212,342,854.03/87,619.80
  6. Step 6: Final answer
    x = 36,662.29

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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.