Home / 69,307.11-95,600.66-40,992.75

Finding the Fourth Proportional to 69,307.11, 95,600.66 and 40,992.75

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Solution

The fourth proportional to 69,307.11, 95,600.66 and 40,992.75 is: 56,544.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,307.11 : 95,600.66 = 40,992.75 : x
  2. Step 2: Convert to fraction form
    69,307.11/95,600.66 = 40,992.75/x
  3. Step 3: Cross multiply
    69,307.11x = 95,600.66 × 40,992.75
  4. Step 4: Simplify right side
    69,307.11x = 3,918,933,750.25
  5. Step 5: Solve for x
    x = 3,918,933,750.25/69,307.11
  6. Step 6: Final answer
    x = 56,544.47

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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.