Home / 204,037.53-281,565.05-112,157.12

Finding the Fourth Proportional to 204,037.53, 281,565.05 and 112,157.12

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Solution

The fourth proportional to 204,037.53, 281,565.05 and 112,157.12 is: 154,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,037.53 : 281,565.05 = 112,157.12 : x
  2. Step 2: Convert to fraction form
    204,037.53/281,565.05 = 112,157.12/x
  3. Step 3: Cross multiply
    204,037.53x = 281,565.05 × 112,157.12
  4. Step 4: Simplify right side
    204,037.53x = 31,579,526,310.87
  5. Step 5: Solve for x
    x = 31,579,526,310.87/204,037.53
  6. Step 6: Final answer
    x = 154,773.12

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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.