Home / 107,334.80-160,872.60-54,717.20

Finding the Fourth Proportional to 107,334.80, 160,872.60 and 54,717.20

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Solution

The fourth proportional to 107,334.80, 160,872.60 and 54,717.20 is: 82,009.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,334.80 : 160,872.60 = 54,717.20 : x
  2. Step 2: Convert to fraction form
    107,334.80/160,872.60 = 54,717.20/x
  3. Step 3: Cross multiply
    107,334.80x = 160,872.60 × 54,717.20
  4. Step 4: Simplify right side
    107,334.80x = 8,802,498,228.72
  5. Step 5: Solve for x
    x = 8,802,498,228.72/107,334.80
  6. Step 6: Final answer
    x = 82,009.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.