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Finding the Fourth Proportional to 193,659.54, 267,250.32 and 108,776.67

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Solution

The fourth proportional to 193,659.54, 267,250.32 and 108,776.67 is: 150,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,659.54 : 267,250.32 = 108,776.67 : x
  2. Step 2: Convert to fraction form
    193,659.54/267,250.32 = 108,776.67/x
  3. Step 3: Cross multiply
    193,659.54x = 267,250.32 × 108,776.67
  4. Step 4: Simplify right side
    193,659.54x = 29,070,599,866.03
  5. Step 5: Solve for x
    x = 29,070,599,866.03/193,659.54
  6. Step 6: Final answer
    x = 150,111.89

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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.