Home / 204,046.56-281,583-113,401.08

Finding the Fourth Proportional to 204,046.56, 281,583 and 113,401.08

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Solution

The fourth proportional to 204,046.56, 281,583 and 113,401.08 is: 156,492.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,046.56 : 281,583 = 113,401.08 : x
  2. Step 2: Convert to fraction form
    204,046.56/281,583 = 113,401.08/x
  3. Step 3: Cross multiply
    204,046.56x = 281,583 × 113,401.08
  4. Step 4: Simplify right side
    204,046.56x = 31,931,816,309.64
  5. Step 5: Solve for x
    x = 31,931,816,309.64/204,046.56
  6. Step 6: Final answer
    x = 156,492.79

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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.