Home / 87,615.80-131,409.32-24,440.22

Finding the Fourth Proportional to 87,615.80, 131,409.32 and 24,440.22

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Solution

The fourth proportional to 87,615.80, 131,409.32 and 24,440.22 is: 36,656.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,615.80 : 131,409.32 = 24,440.22 : x
  2. Step 2: Convert to fraction form
    87,615.80/131,409.32 = 24,440.22/x
  3. Step 3: Cross multiply
    87,615.80x = 131,409.32 × 24,440.22
  4. Step 4: Simplify right side
    87,615.80x = 3,211,672,690.85
  5. Step 5: Solve for x
    x = 3,211,672,690.85/87,615.80
  6. Step 6: Final answer
    x = 36,656.32

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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.