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Finding the Fourth Proportional to 79,808.88, 110,133.23 and 43,996.76

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Solution

The fourth proportional to 79,808.88, 110,133.23 and 43,996.76 is: 60,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,808.88 : 110,133.23 = 43,996.76 : x
  2. Step 2: Convert to fraction form
    79,808.88/110,133.23 = 43,996.76/x
  3. Step 3: Cross multiply
    79,808.88x = 110,133.23 × 43,996.76
  4. Step 4: Simplify right side
    79,808.88x = 4,845,505,288.33
  5. Step 5: Solve for x
    x = 4,845,505,288.33/79,808.88
  6. Step 6: Final answer
    x = 60,713.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.