Home / 86,481.24-119,342.52-48,755.52

Finding the Fourth Proportional to 86,481.24, 119,342.52 and 48,755.52

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Solution

The fourth proportional to 86,481.24, 119,342.52 and 48,755.52 is: 67,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,481.24 : 119,342.52 = 48,755.52 : x
  2. Step 2: Convert to fraction form
    86,481.24/119,342.52 = 48,755.52/x
  3. Step 3: Cross multiply
    86,481.24x = 119,342.52 × 48,755.52
  4. Step 4: Simplify right side
    86,481.24x = 5,818,606,620.71
  5. Step 5: Solve for x
    x = 5,818,606,620.71/86,481.24
  6. Step 6: Final answer
    x = 67,281.72

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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.