Home / 86,504.26-119,375.90-48,778.52

Finding the Fourth Proportional to 86,504.26, 119,375.90 and 48,778.52

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Solution

The fourth proportional to 86,504.26, 119,375.90 and 48,778.52 is: 67,314.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,504.26 : 119,375.90 = 48,778.52 : x
  2. Step 2: Convert to fraction form
    86,504.26/119,375.90 = 48,778.52/x
  3. Step 3: Cross multiply
    86,504.26x = 119,375.90 × 48,778.52
  4. Step 4: Simplify right side
    86,504.26x = 5,822,979,725.67
  5. Step 5: Solve for x
    x = 5,822,979,725.67/86,504.26
  6. Step 6: Final answer
    x = 67,314.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.