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Finding the Fourth Proportional to 193,810.32, 267,452.01 and 107,768.88

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Solution

The fourth proportional to 193,810.32, 267,452.01 and 107,768.88 is: 148,717.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,810.32 : 267,452.01 = 107,768.88 : x
  2. Step 2: Convert to fraction form
    193,810.32/267,452.01 = 107,768.88/x
  3. Step 3: Cross multiply
    193,810.32x = 267,452.01 × 107,768.88
  4. Step 4: Simplify right side
    193,810.32x = 28,823,003,571.45
  5. Step 5: Solve for x
    x = 28,823,003,571.45/193,810.32
  6. Step 6: Final answer
    x = 148,717.59

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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.