Home / 193,915.62-267,382.92-136,536.60

Finding the Fourth Proportional to 193,915.62, 267,382.92 and 136,536.60

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Solution

The fourth proportional to 193,915.62, 267,382.92 and 136,536.60 is: 188,265.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,915.62 : 267,382.92 = 136,536.60 : x
  2. Step 2: Convert to fraction form
    193,915.62/267,382.92 = 136,536.60/x
  3. Step 3: Cross multiply
    193,915.62x = 267,382.92 × 136,536.60
  4. Step 4: Simplify right side
    193,915.62x = 36,507,554,794.87
  5. Step 5: Solve for x
    x = 36,507,554,794.87/193,915.62
  6. Step 6: Final answer
    x = 188,265.16

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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.