Home / 86,679.35-130,019.03-24,349.85

Finding the Fourth Proportional to 86,679.35, 130,019.03 and 24,349.85

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Solution

The fourth proportional to 86,679.35, 130,019.03 and 24,349.85 is: 36,524.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,679.35 : 130,019.03 = 24,349.85 : x
  2. Step 2: Convert to fraction form
    86,679.35/130,019.03 = 24,349.85/x
  3. Step 3: Cross multiply
    86,679.35x = 130,019.03 × 24,349.85
  4. Step 4: Simplify right side
    86,679.35x = 3,165,943,755.90
  5. Step 5: Solve for x
    x = 3,165,943,755.90/86,679.35
  6. Step 6: Final answer
    x = 36,524.78

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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.