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Finding the Fourth Proportional to 81,995.82, 122,993.73 and 22,833.01

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Solution

The fourth proportional to 81,995.82, 122,993.73 and 22,833.01 is: 34,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,995.82 : 122,993.73 = 22,833.01 : x
  2. Step 2: Convert to fraction form
    81,995.82/122,993.73 = 22,833.01/x
  3. Step 3: Cross multiply
    81,995.82x = 122,993.73 × 22,833.01
  4. Step 4: Simplify right side
    81,995.82x = 2,808,316,952.86
  5. Step 5: Solve for x
    x = 2,808,316,952.86/81,995.82
  6. Step 6: Final answer
    x = 34,249.52

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Similar ratio
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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.