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Finding the Fourth Proportional to 179,750.96, 269,632.92 and 67,419.80

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Solution

The fourth proportional to 179,750.96, 269,632.92 and 67,419.80 is: 101,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,750.96 : 269,632.92 = 67,419.80 : x
  2. Step 2: Convert to fraction form
    179,750.96/269,632.92 = 67,419.80/x
  3. Step 3: Cross multiply
    179,750.96x = 269,632.92 × 67,419.80
  4. Step 4: Simplify right side
    179,750.96x = 18,178,597,539.82
  5. Step 5: Solve for x
    x = 18,178,597,539.82/179,750.96
  6. Step 6: Final answer
    x = 101,132.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.