Home / 106,806.15-160,218.34-27,920.25

Finding the Fourth Proportional to 106,806.15, 160,218.34 and 27,920.25

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Solution

The fourth proportional to 106,806.15, 160,218.34 and 27,920.25 is: 41,882.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,806.15 : 160,218.34 = 27,920.25 : x
  2. Step 2: Convert to fraction form
    106,806.15/160,218.34 = 27,920.25/x
  3. Step 3: Cross multiply
    106,806.15x = 160,218.34 × 27,920.25
  4. Step 4: Simplify right side
    106,806.15x = 4,473,336,037.58
  5. Step 5: Solve for x
    x = 4,473,336,037.58/106,806.15
  6. Step 6: Final answer
    x = 41,882.76

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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.