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Finding the Fourth Proportional to 193,754.76, 267,405.48 and 108,870

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Solution

The fourth proportional to 193,754.76, 267,405.48 and 108,870 is: 150,254.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,754.76 : 267,405.48 = 108,870 : x
  2. Step 2: Convert to fraction form
    193,754.76/267,405.48 = 108,870/x
  3. Step 3: Cross multiply
    193,754.76x = 267,405.48 × 108,870
  4. Step 4: Simplify right side
    193,754.76x = 29,112,434,607.60
  5. Step 5: Solve for x
    x = 29,112,434,607.60/193,754.76
  6. Step 6: Final answer
    x = 150,254.04

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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.