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Finding the Fourth Proportional to 193,598.40, 267,169.15 and 113,029.32

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Solution

The fourth proportional to 193,598.40, 267,169.15 and 113,029.32 is: 155,982.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,598.40 : 267,169.15 = 113,029.32 : x
  2. Step 2: Convert to fraction form
    193,598.40/267,169.15 = 113,029.32/x
  3. Step 3: Cross multiply
    193,598.40x = 267,169.15 × 113,029.32
  4. Step 4: Simplify right side
    193,598.40x = 30,197,948,492.65
  5. Step 5: Solve for x
    x = 30,197,948,492.65/193,598.40
  6. Step 6: Final answer
    x = 155,982.42

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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.