Home / 106,867.92-160,447.68-54,314.58

Finding the Fourth Proportional to 106,867.92, 160,447.68 and 54,314.58

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Solution

The fourth proportional to 106,867.92, 160,447.68 and 54,314.58 is: 81,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,867.92 : 160,447.68 = 54,314.58 : x
  2. Step 2: Convert to fraction form
    106,867.92/160,447.68 = 54,314.58/x
  3. Step 3: Cross multiply
    106,867.92x = 160,447.68 × 54,314.58
  4. Step 4: Simplify right side
    106,867.92x = 8,714,648,351.17
  5. Step 5: Solve for x
    x = 8,714,648,351.17/106,867.92
  6. Step 6: Final answer
    x = 81,545.97

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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.