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Finding the Fourth Proportional to 79,885.88, 110,243.10 and 44,077.18

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Solution

The fourth proportional to 79,885.88, 110,243.10 and 44,077.18 is: 60,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,885.88 : 110,243.10 = 44,077.18 : x
  2. Step 2: Convert to fraction form
    79,885.88/110,243.10 = 44,077.18/x
  3. Step 3: Cross multiply
    79,885.88x = 110,243.10 × 44,077.18
  4. Step 4: Simplify right side
    79,885.88x = 4,859,204,962.46
  5. Step 5: Solve for x
    x = 4,859,204,962.46/79,885.88
  6. Step 6: Final answer
    x = 60,826.83

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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.