Home / 106,345.62-159,367.92-58,981.56

Finding the Fourth Proportional to 106,345.62, 159,367.92 and 58,981.56

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Solution

The fourth proportional to 106,345.62, 159,367.92 and 58,981.56 is: 88,388.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,345.62 : 159,367.92 = 58,981.56 : x
  2. Step 2: Convert to fraction form
    106,345.62/159,367.92 = 58,981.56/x
  3. Step 3: Cross multiply
    106,345.62x = 159,367.92 × 58,981.56
  4. Step 4: Simplify right side
    106,345.62x = 9,399,768,535.56
  5. Step 5: Solve for x
    x = 9,399,768,535.56/106,345.62
  6. Step 6: Final answer
    x = 88,388.86

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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.