Home / 106,949.06-147,589.14-58,555.38

Finding the Fourth Proportional to 106,949.06, 147,589.14 and 58,555.38

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Solution

The fourth proportional to 106,949.06, 147,589.14 and 58,555.38 is: 80,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,949.06 : 147,589.14 = 58,555.38 : x
  2. Step 2: Convert to fraction form
    106,949.06/147,589.14 = 58,555.38/x
  3. Step 3: Cross multiply
    106,949.06x = 147,589.14 × 58,555.38
  4. Step 4: Simplify right side
    106,949.06x = 8,642,138,176.57
  5. Step 5: Solve for x
    x = 8,642,138,176.57/106,949.06
  6. Step 6: Final answer
    x = 80,806.12

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1.5x scale

Why These Related Problems?

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