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Finding the Fourth Proportional to 73,941.60, 110,920.56 and 27,194.40

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Solution

The fourth proportional to 73,941.60, 110,920.56 and 27,194.40 is: 40,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,941.60 : 110,920.56 = 27,194.40 : x
  2. Step 2: Convert to fraction form
    73,941.60/110,920.56 = 27,194.40/x
  3. Step 3: Cross multiply
    73,941.60x = 110,920.56 × 27,194.40
  4. Step 4: Simplify right side
    73,941.60x = 3,016,418,076.86
  5. Step 5: Solve for x
    x = 3,016,418,076.86/73,941.60
  6. Step 6: Final answer
    x = 40,794.60

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1.5x scale

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.