Home / 179,212.82-247,310.69-98,638.70

Finding the Fourth Proportional to 179,212.82, 247,310.69 and 98,638.70

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Solution

The fourth proportional to 179,212.82, 247,310.69 and 98,638.70 is: 136,119.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,212.82 : 247,310.69 = 98,638.70 : x
  2. Step 2: Convert to fraction form
    179,212.82/247,310.69 = 98,638.70/x
  3. Step 3: Cross multiply
    179,212.82x = 247,310.69 × 98,638.70
  4. Step 4: Simplify right side
    179,212.82x = 24,394,403,227.96
  5. Step 5: Solve for x
    x = 24,394,403,227.96/179,212.82
  6. Step 6: Final answer
    x = 136,119.75

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1.5x scale

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.