Home / 204,005.46-281,521.90-113,359.08

Finding the Fourth Proportional to 204,005.46, 281,521.90 and 113,359.08

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Solution

The fourth proportional to 204,005.46, 281,521.90 and 113,359.08 is: 156,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,005.46 : 281,521.90 = 113,359.08 : x
  2. Step 2: Convert to fraction form
    204,005.46/281,521.90 = 113,359.08/x
  3. Step 3: Cross multiply
    204,005.46x = 281,521.90 × 113,359.08
  4. Step 4: Simplify right side
    204,005.46x = 31,913,063,583.85
  5. Step 5: Solve for x
    x = 31,913,063,583.85/204,005.46
  6. Step 6: Final answer
    x = 156,432.40

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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.