Home / 204,315.60-281,954.61-113,680.29

Finding the Fourth Proportional to 204,315.60, 281,954.61 and 113,680.29

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Solution

The fourth proportional to 204,315.60, 281,954.61 and 113,680.29 is: 156,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,315.60 : 281,954.61 = 113,680.29 : x
  2. Step 2: Convert to fraction form
    204,315.60/281,954.61 = 113,680.29/x
  3. Step 3: Cross multiply
    204,315.60x = 281,954.61 × 113,680.29
  4. Step 4: Simplify right side
    204,315.60x = 32,052,681,831.64
  5. Step 5: Solve for x
    x = 32,052,681,831.64/204,315.60
  6. Step 6: Final answer
    x = 156,878.29

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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.