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Finding the Fourth Proportional to 73,357.98, 110,036.98 and 20,767.92

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Solution

The fourth proportional to 73,357.98, 110,036.98 and 20,767.92 is: 31,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,357.98 : 110,036.98 = 20,767.92 : x
  2. Step 2: Convert to fraction form
    73,357.98/110,036.98 = 20,767.92/x
  3. Step 3: Cross multiply
    73,357.98x = 110,036.98 × 20,767.92
  4. Step 4: Simplify right side
    73,357.98x = 2,285,239,197.68
  5. Step 5: Solve for x
    x = 2,285,239,197.68/73,357.98
  6. Step 6: Final answer
    x = 31,151.88

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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.