Home / 205,301.45-281,258.28-197,625.87

Finding the Fourth Proportional to 205,301.45, 281,258.28 and 197,625.87

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Solution

The fourth proportional to 205,301.45, 281,258.28 and 197,625.87 is: 270,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,301.45 : 281,258.28 = 197,625.87 : x
  2. Step 2: Convert to fraction form
    205,301.45/281,258.28 = 197,625.87/x
  3. Step 3: Cross multiply
    205,301.45x = 281,258.28 × 197,625.87
  4. Step 4: Simplify right side
    205,301.45x = 55,583,912,279.70
  5. Step 5: Solve for x
    x = 55,583,912,279.70/205,301.45
  6. Step 6: Final answer
    x = 270,742.92

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.