Home / 69,728.11-96,232.98-41,433.82

Finding the Fourth Proportional to 69,728.11, 96,232.98 and 41,433.82

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Solution

The fourth proportional to 69,728.11, 96,232.98 and 41,433.82 is: 57,183.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,728.11 : 96,232.98 = 41,433.82 : x
  2. Step 2: Convert to fraction form
    69,728.11/96,232.98 = 41,433.82/x
  3. Step 3: Cross multiply
    69,728.11x = 96,232.98 × 41,433.82
  4. Step 4: Simplify right side
    69,728.11x = 3,987,299,971.38
  5. Step 5: Solve for x
    x = 3,987,299,971.38/69,728.11
  6. Step 6: Final answer
    x = 57,183.54

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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.