Home / 107,765.26-148,716.01-62,469.54

Finding the Fourth Proportional to 107,765.26, 148,716.01 and 62,469.54

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Solution

The fourth proportional to 107,765.26, 148,716.01 and 62,469.54 is: 86,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,765.26 : 148,716.01 = 62,469.54 : x
  2. Step 2: Convert to fraction form
    107,765.26/148,716.01 = 62,469.54/x
  3. Step 3: Cross multiply
    107,765.26x = 148,716.01 × 62,469.54
  4. Step 4: Simplify right side
    107,765.26x = 9,290,220,735.34
  5. Step 5: Solve for x
    x = 9,290,220,735.34/107,765.26
  6. Step 6: Final answer
    x = 86,207.94

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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.