Home / 193,583.20-267,136.56-113,015.20

Finding the Fourth Proportional to 193,583.20, 267,136.56 and 113,015.20

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Solution

The fourth proportional to 193,583.20, 267,136.56 and 113,015.20 is: 155,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,583.20 : 267,136.56 = 113,015.20 : x
  2. Step 2: Convert to fraction form
    193,583.20/267,136.56 = 113,015.20/x
  3. Step 3: Cross multiply
    193,583.20x = 267,136.56 × 113,015.20
  4. Step 4: Simplify right side
    193,583.20x = 30,190,491,755.71
  5. Step 5: Solve for x
    x = 30,190,491,755.71/193,583.20
  6. Step 6: Final answer
    x = 155,956.16

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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.