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Finding the Fourth Proportional to 73,737.64, 110,606.85 and 18,333.64

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Solution

The fourth proportional to 73,737.64, 110,606.85 and 18,333.64 is: 27,500.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,737.64 : 110,606.85 = 18,333.64 : x
  2. Step 2: Convert to fraction form
    73,737.64/110,606.85 = 18,333.64/x
  3. Step 3: Cross multiply
    73,737.64x = 110,606.85 × 18,333.64
  4. Step 4: Simplify right side
    73,737.64x = 2,027,826,169.43
  5. Step 5: Solve for x
    x = 2,027,826,169.43/73,737.64
  6. Step 6: Final answer
    x = 27,500.56

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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.