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Finding the Fourth Proportional to 73,737.16, 110,605.68 and 18,333.16

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Solution

The fourth proportional to 73,737.16, 110,605.68 and 18,333.16 is: 27,499.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,737.16 : 110,605.68 = 18,333.16 : x
  2. Step 2: Convert to fraction form
    73,737.16/110,605.68 = 18,333.16/x
  3. Step 3: Cross multiply
    73,737.16x = 110,605.68 × 18,333.16
  4. Step 4: Simplify right side
    73,737.16x = 2,027,751,628.35
  5. Step 5: Solve for x
    x = 2,027,751,628.35/73,737.16
  6. Step 6: Final answer
    x = 27,499.73

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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.