Home / 51,610.45-71,140.11-38,844.44

Finding the Fourth Proportional to 51,610.45, 71,140.11 and 38,844.44

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Solution

The fourth proportional to 51,610.45, 71,140.11 and 38,844.44 is: 53,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,610.45 : 71,140.11 = 38,844.44 : x
  2. Step 2: Convert to fraction form
    51,610.45/71,140.11 = 38,844.44/x
  3. Step 3: Cross multiply
    51,610.45x = 71,140.11 × 38,844.44
  4. Step 4: Simplify right side
    51,610.45x = 2,763,397,734.49
  5. Step 5: Solve for x
    x = 2,763,397,734.49/51,610.45
  6. Step 6: Final answer
    x = 53,543.38

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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.