Home / 107,717.58-148,611.79-62,370.81

Finding the Fourth Proportional to 107,717.58, 148,611.79 and 62,370.81

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Solution

The fourth proportional to 107,717.58, 148,611.79 and 62,370.81 is: 86,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,717.58 : 148,611.79 = 62,370.81 : x
  2. Step 2: Convert to fraction form
    107,717.58/148,611.79 = 62,370.81/x
  3. Step 3: Cross multiply
    107,717.58x = 148,611.79 × 62,370.81
  4. Step 4: Simplify right side
    107,717.58x = 9,269,037,717.85
  5. Step 5: Solve for x
    x = 9,269,037,717.85/107,717.58
  6. Step 6: Final answer
    x = 86,049.44

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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.