Home / 179,116.76-247,181.10-98,542.54

Finding the Fourth Proportional to 179,116.76, 247,181.10 and 98,542.54

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Solution

The fourth proportional to 179,116.76, 247,181.10 and 98,542.54 is: 135,988.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,116.76 : 247,181.10 = 98,542.54 : x
  2. Step 2: Convert to fraction form
    179,116.76/247,181.10 = 98,542.54/x
  3. Step 3: Cross multiply
    179,116.76x = 247,181.10 × 98,542.54
  4. Step 4: Simplify right side
    179,116.76x = 24,357,853,433.99
  5. Step 5: Solve for x
    x = 24,357,853,433.99/179,116.76
  6. Step 6: Final answer
    x = 135,988.69

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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.