Home / 137,747.60-206,601.78-44,241.20

Finding the Fourth Proportional to 137,747.60, 206,601.78 and 44,241.20

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Solution

The fourth proportional to 137,747.60, 206,601.78 and 44,241.20 is: 66,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,747.60 : 206,601.78 = 44,241.20 : x
  2. Step 2: Convert to fraction form
    137,747.60/206,601.78 = 44,241.20/x
  3. Step 3: Cross multiply
    137,747.60x = 206,601.78 × 44,241.20
  4. Step 4: Simplify right side
    137,747.60x = 9,140,310,669.34
  5. Step 5: Solve for x
    x = 9,140,310,669.34/137,747.60
  6. Step 6: Final answer
    x = 66,355.50

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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.