Home / 80,005.78-110,407.30-44,195.03

Finding the Fourth Proportional to 80,005.78, 110,407.30 and 44,195.03

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Solution

The fourth proportional to 80,005.78, 110,407.30 and 44,195.03 is: 60,988.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,005.78 : 110,407.30 = 44,195.03 : x
  2. Step 2: Convert to fraction form
    80,005.78/110,407.30 = 44,195.03/x
  3. Step 3: Cross multiply
    80,005.78x = 110,407.30 × 44,195.03
  4. Step 4: Simplify right side
    80,005.78x = 4,879,453,625.30
  5. Step 5: Solve for x
    x = 4,879,453,625.30/80,005.78
  6. Step 6: Final answer
    x = 60,988.76

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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.