Home / 204,165.53-281,748.69-113,520.52

Finding the Fourth Proportional to 204,165.53, 281,748.69 and 113,520.52

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Solution

The fourth proportional to 204,165.53, 281,748.69 and 113,520.52 is: 156,658.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,165.53 : 281,748.69 = 113,520.52 : x
  2. Step 2: Convert to fraction form
    204,165.53/281,748.69 = 113,520.52/x
  3. Step 3: Cross multiply
    204,165.53x = 281,748.69 × 113,520.52
  4. Step 4: Simplify right side
    204,165.53x = 31,984,257,798.12
  5. Step 5: Solve for x
    x = 31,984,257,798.12/204,165.53
  6. Step 6: Final answer
    x = 156,658.46

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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.