Home / 105,919.81-158,879.58-27,034.04

Finding the Fourth Proportional to 105,919.81, 158,879.58 and 27,034.04

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Solution

The fourth proportional to 105,919.81, 158,879.58 and 27,034.04 is: 40,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,919.81 : 158,879.58 = 27,034.04 : x
  2. Step 2: Convert to fraction form
    105,919.81/158,879.58 = 27,034.04/x
  3. Step 3: Cross multiply
    105,919.81x = 158,879.58 × 27,034.04
  4. Step 4: Simplify right side
    105,919.81x = 4,295,156,920.90
  5. Step 5: Solve for x
    x = 4,295,156,920.90/105,919.81
  6. Step 6: Final answer
    x = 40,551.03

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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.