Home / 106,538.48-159,879.06-44,209.04

Finding the Fourth Proportional to 106,538.48, 159,879.06 and 44,209.04

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Solution

The fourth proportional to 106,538.48, 159,879.06 and 44,209.04 is: 66,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,538.48 : 159,879.06 = 44,209.04 : x
  2. Step 2: Convert to fraction form
    106,538.48/159,879.06 = 44,209.04/x
  3. Step 3: Cross multiply
    106,538.48x = 159,879.06 × 44,209.04
  4. Step 4: Simplify right side
    106,538.48x = 7,068,099,758.70
  5. Step 5: Solve for x
    x = 7,068,099,758.70/106,538.48
  6. Step 6: Final answer
    x = 66,343.16

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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.