Home / 204,154.83-281,746.43-113,531.07

Finding the Fourth Proportional to 204,154.83, 281,746.43 and 113,531.07

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Solution

The fourth proportional to 204,154.83, 281,746.43 and 113,531.07 is: 156,679.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,154.83 : 281,746.43 = 113,531.07 : x
  2. Step 2: Convert to fraction form
    204,154.83/281,746.43 = 113,531.07/x
  3. Step 3: Cross multiply
    204,154.83x = 281,746.43 × 113,531.07
  4. Step 4: Simplify right side
    204,154.83x = 31,986,973,098.92
  5. Step 5: Solve for x
    x = 31,986,973,098.92/204,154.83
  6. Step 6: Final answer
    x = 156,679.97

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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.