Home / 107,965.53-148,992.69-60,221.97

Finding the Fourth Proportional to 107,965.53, 148,992.69 and 60,221.97

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Solution

The fourth proportional to 107,965.53, 148,992.69 and 60,221.97 is: 83,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,965.53 : 148,992.69 = 60,221.97 : x
  2. Step 2: Convert to fraction form
    107,965.53/148,992.69 = 60,221.97/x
  3. Step 3: Cross multiply
    107,965.53x = 148,992.69 × 60,221.97
  4. Step 4: Simplify right side
    107,965.53x = 8,972,633,307.40
  5. Step 5: Solve for x
    x = 8,972,633,307.40/107,965.53
  6. Step 6: Final answer
    x = 83,106.46

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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.