Home / 75,765.57-104,557.20-41,775.27

Finding the Fourth Proportional to 75,765.57, 104,557.20 and 41,775.27

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Solution

The fourth proportional to 75,765.57, 104,557.20 and 41,775.27 is: 57,650.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,765.57 : 104,557.20 = 41,775.27 : x
  2. Step 2: Convert to fraction form
    75,765.57/104,557.20 = 41,775.27/x
  3. Step 3: Cross multiply
    75,765.57x = 104,557.20 × 41,775.27
  4. Step 4: Simplify right side
    75,765.57x = 4,367,905,260.44
  5. Step 5: Solve for x
    x = 4,367,905,260.44/75,765.57
  6. Step 6: Final answer
    x = 57,650.27

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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.