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Finding the Fourth Proportional to 195,002.45, 269,228.45 and 159,278.21

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Solution

The fourth proportional to 195,002.45, 269,228.45 and 159,278.21 is: 219,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,002.45 : 269,228.45 = 159,278.21 : x
  2. Step 2: Convert to fraction form
    195,002.45/269,228.45 = 159,278.21/x
  3. Step 3: Cross multiply
    195,002.45x = 269,228.45 × 159,278.21
  4. Step 4: Simplify right side
    195,002.45x = 42,882,224,800.68
  5. Step 5: Solve for x
    x = 42,882,224,800.68/195,002.45
  6. Step 6: Final answer
    x = 219,906.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.