Home / 86,257.44-119,033.55-48,531.42

Finding the Fourth Proportional to 86,257.44, 119,033.55 and 48,531.42

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Solution

The fourth proportional to 86,257.44, 119,033.55 and 48,531.42 is: 66,972.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,257.44 : 119,033.55 = 48,531.42 : x
  2. Step 2: Convert to fraction form
    86,257.44/119,033.55 = 48,531.42/x
  3. Step 3: Cross multiply
    86,257.44x = 119,033.55 × 48,531.42
  4. Step 4: Simplify right side
    86,257.44x = 5,776,867,209.14
  5. Step 5: Solve for x
    x = 5,776,867,209.14/86,257.44
  6. Step 6: Final answer
    x = 66,972.39

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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.