Home / 193,918.62-267,387.06-136,539.60

Finding the Fourth Proportional to 193,918.62, 267,387.06 and 136,539.60

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Solution

The fourth proportional to 193,918.62, 267,387.06 and 136,539.60 is: 188,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,918.62 : 267,387.06 = 136,539.60 : x
  2. Step 2: Convert to fraction form
    193,918.62/267,387.06 = 136,539.60/x
  3. Step 3: Cross multiply
    193,918.62x = 267,387.06 × 136,539.60
  4. Step 4: Simplify right side
    193,918.62x = 36,508,922,217.58
  5. Step 5: Solve for x
    x = 36,508,922,217.58/193,918.62
  6. Step 6: Final answer
    x = 188,269.30

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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.