Home / 204,155.24-281,740.73-113,515.02

Finding the Fourth Proportional to 204,155.24, 281,740.73 and 113,515.02

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Solution

The fourth proportional to 204,155.24, 281,740.73 and 113,515.02 is: 156,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,155.24 : 281,740.73 = 113,515.02 : x
  2. Step 2: Convert to fraction form
    204,155.24/281,740.73 = 113,515.02/x
  3. Step 3: Cross multiply
    204,155.24x = 281,740.73 × 113,515.02
  4. Step 4: Simplify right side
    204,155.24x = 31,981,804,671.71
  5. Step 5: Solve for x
    x = 31,981,804,671.71/204,155.24
  6. Step 6: Final answer
    x = 156,654.35

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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.