Home / 90,723.87-136,100.13-24,169.35

Finding the Fourth Proportional to 90,723.87, 136,100.13 and 24,169.35

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Solution

The fourth proportional to 90,723.87, 136,100.13 and 24,169.35 is: 36,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,723.87 : 136,100.13 = 24,169.35 : x
  2. Step 2: Convert to fraction form
    90,723.87/136,100.13 = 24,169.35/x
  3. Step 3: Cross multiply
    90,723.87x = 136,100.13 × 24,169.35
  4. Step 4: Simplify right side
    90,723.87x = 3,289,451,677.02
  5. Step 5: Solve for x
    x = 3,289,451,677.02/90,723.87
  6. Step 6: Final answer
    x = 36,257.84

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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.