Home / 148,077.20-222,261.60-73,281.80

Finding the Fourth Proportional to 148,077.20, 222,261.60 and 73,281.80

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Solution

The fourth proportional to 148,077.20, 222,261.60 and 73,281.80 is: 109,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,077.20 : 222,261.60 = 73,281.80 : x
  2. Step 2: Convert to fraction form
    148,077.20/222,261.60 = 73,281.80/x
  3. Step 3: Cross multiply
    148,077.20x = 222,261.60 × 73,281.80
  4. Step 4: Simplify right side
    148,077.20x = 16,287,730,118.88
  5. Step 5: Solve for x
    x = 16,287,730,118.88/148,077.20
  6. Step 6: Final answer
    x = 109,994.85

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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.