Home / 203,732.15-281,136.30-113,080.98

Finding the Fourth Proportional to 203,732.15, 281,136.30 and 113,080.98

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Solution

The fourth proportional to 203,732.15, 281,136.30 and 113,080.98 is: 156,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,732.15 : 281,136.30 = 113,080.98 : x
  2. Step 2: Convert to fraction form
    203,732.15/281,136.30 = 113,080.98/x
  3. Step 3: Cross multiply
    203,732.15x = 281,136.30 × 113,080.98
  4. Step 4: Simplify right side
    203,732.15x = 31,791,168,317.57
  5. Step 5: Solve for x
    x = 31,791,168,317.57/203,732.15
  6. Step 6: Final answer
    x = 156,043.94

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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.