Home / 87,615.80-131,409.30-24,440.24

Finding the Fourth Proportional to 87,615.80, 131,409.30 and 24,440.24

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Solution

The fourth proportional to 87,615.80, 131,409.30 and 24,440.24 is: 36,656.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,615.80 : 131,409.30 = 24,440.24 : x
  2. Step 2: Convert to fraction form
    87,615.80/131,409.30 = 24,440.24/x
  3. Step 3: Cross multiply
    87,615.80x = 131,409.30 × 24,440.24
  4. Step 4: Simplify right side
    87,615.80x = 3,211,674,830.23
  5. Step 5: Solve for x
    x = 3,211,674,830.23/87,615.80
  6. Step 6: Final answer
    x = 36,656.34

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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.