Home / 69,747.61-104,619.48-25,375.18

Finding the Fourth Proportional to 69,747.61, 104,619.48 and 25,375.18

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Solution

The fourth proportional to 69,747.61, 104,619.48 and 25,375.18 is: 38,062.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,747.61 : 104,619.48 = 25,375.18 : x
  2. Step 2: Convert to fraction form
    69,747.61/104,619.48 = 25,375.18/x
  3. Step 3: Cross multiply
    69,747.61x = 104,619.48 × 25,375.18
  4. Step 4: Simplify right side
    69,747.61x = 2,654,738,136.51
  5. Step 5: Solve for x
    x = 2,654,738,136.51/69,747.61
  6. Step 6: Final answer
    x = 38,062.07

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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.