Home / 203,863.31-281,633.52-134,176.94

Finding the Fourth Proportional to 203,863.31, 281,633.52 and 134,176.94

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Solution

The fourth proportional to 203,863.31, 281,633.52 and 134,176.94 is: 185,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,863.31 : 281,633.52 = 134,176.94 : x
  2. Step 2: Convert to fraction form
    203,863.31/281,633.52 = 134,176.94/x
  3. Step 3: Cross multiply
    203,863.31x = 281,633.52 × 134,176.94
  4. Step 4: Simplify right side
    203,863.31x = 37,788,723,915.03
  5. Step 5: Solve for x
    x = 37,788,723,915.03/203,863.31
  6. Step 6: Final answer
    x = 185,363.05

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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.