Home / 179,086.60-247,137.72-98,514.21

Finding the Fourth Proportional to 179,086.60, 247,137.72 and 98,514.21

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Solution

The fourth proportional to 179,086.60, 247,137.72 and 98,514.21 is: 135,948.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,086.60 : 247,137.72 = 98,514.21 : x
  2. Step 2: Convert to fraction form
    179,086.60/247,137.72 = 98,514.21/x
  3. Step 3: Cross multiply
    179,086.60x = 247,137.72 × 98,514.21
  4. Step 4: Simplify right side
    179,086.60x = 24,346,577,872.41
  5. Step 5: Solve for x
    x = 24,346,577,872.41/179,086.60
  6. Step 6: Final answer
    x = 135,948.63

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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.