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Finding the Fourth Proportional to 73,997.80, 110,923.80 and 36,563.65

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Solution

The fourth proportional to 73,997.80, 110,923.80 and 36,563.65 is: 54,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,997.80 : 110,923.80 = 36,563.65 : x
  2. Step 2: Convert to fraction form
    73,997.80/110,923.80 = 36,563.65/x
  3. Step 3: Cross multiply
    73,997.80x = 110,923.80 × 36,563.65
  4. Step 4: Simplify right side
    73,997.80x = 4,055,778,999.87
  5. Step 5: Solve for x
    x = 4,055,778,999.87/73,997.80
  6. Step 6: Final answer
    x = 54,809.45

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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.