Home / 174,154.82-261,255.47-68,949.18

Finding the Fourth Proportional to 174,154.82, 261,255.47 and 68,949.18

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Solution

The fourth proportional to 174,154.82, 261,255.47 and 68,949.18 is: 103,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,154.82 : 261,255.47 = 68,949.18 : x
  2. Step 2: Convert to fraction form
    174,154.82/261,255.47 = 68,949.18/x
  3. Step 3: Cross multiply
    174,154.82x = 261,255.47 × 68,949.18
  4. Step 4: Simplify right side
    174,154.82x = 18,013,350,082.27
  5. Step 5: Solve for x
    x = 18,013,350,082.27/174,154.82
  6. Step 6: Final answer
    x = 103,432.97

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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.