Home / 80,624.03-120,795.46-48,967.20

Finding the Fourth Proportional to 80,624.03, 120,795.46 and 48,967.20

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Solution

The fourth proportional to 80,624.03, 120,795.46 and 48,967.20 is: 73,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,624.03 : 120,795.46 = 48,967.20 : x
  2. Step 2: Convert to fraction form
    80,624.03/120,795.46 = 48,967.20/x
  3. Step 3: Cross multiply
    80,624.03x = 120,795.46 × 48,967.20
  4. Step 4: Simplify right side
    80,624.03x = 5,915,015,326.49
  5. Step 5: Solve for x
    x = 5,915,015,326.49/80,624.03
  6. Step 6: Final answer
    x = 73,365.42

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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.