Home / 105,429.24-158,195.80-49,273.24

Finding the Fourth Proportional to 105,429.24, 158,195.80 and 49,273.24

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Solution

The fourth proportional to 105,429.24, 158,195.80 and 49,273.24 is: 73,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,429.24 : 158,195.80 = 49,273.24 : x
  2. Step 2: Convert to fraction form
    105,429.24/158,195.80 = 49,273.24/x
  3. Step 3: Cross multiply
    105,429.24x = 158,195.80 × 49,273.24
  4. Step 4: Simplify right side
    105,429.24x = 7,794,819,620.39
  5. Step 5: Solve for x
    x = 7,794,819,620.39/105,429.24
  6. Step 6: Final answer
    x = 73,934.13

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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.