Home / 137,741.60-206,592.78-44,235.20

Finding the Fourth Proportional to 137,741.60, 206,592.78 and 44,235.20

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Solution

The fourth proportional to 137,741.60, 206,592.78 and 44,235.20 is: 66,346.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,741.60 : 206,592.78 = 44,235.20 : x
  2. Step 2: Convert to fraction form
    137,741.60/206,592.78 = 44,235.20/x
  3. Step 3: Cross multiply
    137,741.60x = 206,592.78 × 44,235.20
  4. Step 4: Simplify right side
    137,741.60x = 9,138,672,941.86
  5. Step 5: Solve for x
    x = 9,138,672,941.86/137,741.60
  6. Step 6: Final answer
    x = 66,346.50

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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.