Home / 174,456.76-240,508.46-117,778.36

Finding the Fourth Proportional to 174,456.76, 240,508.46 and 117,778.36

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Solution

The fourth proportional to 174,456.76, 240,508.46 and 117,778.36 is: 162,370.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,456.76 : 240,508.46 = 117,778.36 : x
  2. Step 2: Convert to fraction form
    174,456.76/240,508.46 = 117,778.36/x
  3. Step 3: Cross multiply
    174,456.76x = 240,508.46 × 117,778.36
  4. Step 4: Simplify right side
    174,456.76x = 28,326,691,984.93
  5. Step 5: Solve for x
    x = 28,326,691,984.93/174,456.76
  6. Step 6: Final answer
    x = 162,370.85

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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.