Home / 107,868.75-148,863.98-60,122.44

Finding the Fourth Proportional to 107,868.75, 148,863.98 and 60,122.44

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Solution

The fourth proportional to 107,868.75, 148,863.98 and 60,122.44 is: 82,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.75 : 148,863.98 = 60,122.44 : x
  2. Step 2: Convert to fraction form
    107,868.75/148,863.98 = 60,122.44/x
  3. Step 3: Cross multiply
    107,868.75x = 148,863.98 × 60,122.44
  4. Step 4: Simplify right side
    107,868.75x = 8,950,065,705.71
  5. Step 5: Solve for x
    x = 8,950,065,705.71/107,868.75
  6. Step 6: Final answer
    x = 82,971.81

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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.