Home / 107,360.20-160,821.60-54,799.30

Finding the Fourth Proportional to 107,360.20, 160,821.60 and 54,799.30

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Solution

The fourth proportional to 107,360.20, 160,821.60 and 54,799.30 is: 82,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,360.20 : 160,821.60 = 54,799.30 : x
  2. Step 2: Convert to fraction form
    107,360.20/160,821.60 = 54,799.30/x
  3. Step 3: Cross multiply
    107,360.20x = 160,821.60 × 54,799.30
  4. Step 4: Simplify right side
    107,360.20x = 8,812,911,104.88
  5. Step 5: Solve for x
    x = 8,812,911,104.88/107,360.20
  6. Step 6: Final answer
    x = 82,087.32

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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.