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Finding the Fourth Proportional to 73,937.52, 110,906.36 and 20,627.36

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Solution

The fourth proportional to 73,937.52, 110,906.36 and 20,627.36 is: 30,941.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,937.52 : 110,906.36 = 20,627.36 : x
  2. Step 2: Convert to fraction form
    73,937.52/110,906.36 = 20,627.36/x
  3. Step 3: Cross multiply
    73,937.52x = 110,906.36 × 20,627.36
  4. Step 4: Simplify right side
    73,937.52x = 2,287,705,414.01
  5. Step 5: Solve for x
    x = 2,287,705,414.01/73,937.52
  6. Step 6: Final answer
    x = 30,941.06

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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.