Home / 97,508.45-146,012.99-67,481.12

Finding the Fourth Proportional to 97,508.45, 146,012.99 and 67,481.12

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Solution

The fourth proportional to 97,508.45, 146,012.99 and 67,481.12 is: 101,048.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,508.45 : 146,012.99 = 67,481.12 : x
  2. Step 2: Convert to fraction form
    97,508.45/146,012.99 = 67,481.12/x
  3. Step 3: Cross multiply
    97,508.45x = 146,012.99 × 67,481.12
  4. Step 4: Simplify right side
    97,508.45x = 9,853,119,032.28
  5. Step 5: Solve for x
    x = 9,853,119,032.28/97,508.45
  6. Step 6: Final answer
    x = 101,048.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.