Home / 118,753.44-163,876.52-67,765.24

Finding the Fourth Proportional to 118,753.44, 163,876.52 and 67,765.24

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Solution

The fourth proportional to 118,753.44, 163,876.52 and 67,765.24 is: 93,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,753.44 : 163,876.52 = 67,765.24 : x
  2. Step 2: Convert to fraction form
    118,753.44/163,876.52 = 67,765.24/x
  3. Step 3: Cross multiply
    118,753.44x = 163,876.52 × 67,765.24
  4. Step 4: Simplify right side
    118,753.44x = 11,105,131,708.16
  5. Step 5: Solve for x
    x = 11,105,131,708.16/118,753.44
  6. Step 6: Final answer
    x = 93,514.19

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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.