Home / 204,227.89-281,812.89-113,569.20

Finding the Fourth Proportional to 204,227.89, 281,812.89 and 113,569.20

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Solution

The fourth proportional to 204,227.89, 281,812.89 and 113,569.20 is: 156,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,227.89 : 281,812.89 = 113,569.20 : x
  2. Step 2: Convert to fraction form
    204,227.89/281,812.89 = 113,569.20/x
  3. Step 3: Cross multiply
    204,227.89x = 281,812.89 × 113,569.20
  4. Step 4: Simplify right side
    204,227.89x = 32,005,264,466.99
  5. Step 5: Solve for x
    x = 32,005,264,466.99/204,227.89
  6. Step 6: Final answer
    x = 156,713.49

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1.5x scale

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.