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Finding the Fourth Proportional to 79,811.90, 110,145.22 and 44,001.73

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Solution

The fourth proportional to 79,811.90, 110,145.22 and 44,001.73 is: 60,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,811.90 : 110,145.22 = 44,001.73 : x
  2. Step 2: Convert to fraction form
    79,811.90/110,145.22 = 44,001.73/x
  3. Step 3: Cross multiply
    79,811.90x = 110,145.22 × 44,001.73
  4. Step 4: Simplify right side
    79,811.90x = 4,846,580,258.91
  5. Step 5: Solve for x
    x = 4,846,580,258.91/79,811.90
  6. Step 6: Final answer
    x = 60,725.03

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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.