Home / 159,660.28-239,492.76-47,351.92

Finding the Fourth Proportional to 159,660.28, 239,492.76 and 47,351.92

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Solution

The fourth proportional to 159,660.28, 239,492.76 and 47,351.92 is: 71,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,660.28 : 239,492.76 = 47,351.92 : x
  2. Step 2: Convert to fraction form
    159,660.28/239,492.76 = 47,351.92/x
  3. Step 3: Cross multiply
    159,660.28x = 239,492.76 × 47,351.92
  4. Step 4: Simplify right side
    159,660.28x = 11,340,442,012.10
  5. Step 5: Solve for x
    x = 11,340,442,012.10/159,660.28
  6. Step 6: Final answer
    x = 71,028.57

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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.