Home / 107,680.50-148,597.56-59,933.85

Finding the Fourth Proportional to 107,680.50, 148,597.56 and 59,933.85

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Solution

The fourth proportional to 107,680.50, 148,597.56 and 59,933.85 is: 82,707.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,680.50 : 148,597.56 = 59,933.85 : x
  2. Step 2: Convert to fraction form
    107,680.50/148,597.56 = 59,933.85/x
  3. Step 3: Cross multiply
    107,680.50x = 148,597.56 × 59,933.85
  4. Step 4: Simplify right side
    107,680.50x = 8,906,023,871.41
  5. Step 5: Solve for x
    x = 8,906,023,871.41/107,680.50
  6. Step 6: Final answer
    x = 82,707.86

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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.