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Finding the Fourth Proportional to 61,249.67, 91,831.07 and 23,778.16

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Solution

The fourth proportional to 61,249.67, 91,831.07 and 23,778.16 is: 35,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,249.67 : 91,831.07 = 23,778.16 : x
  2. Step 2: Convert to fraction form
    61,249.67/91,831.07 = 23,778.16/x
  3. Step 3: Cross multiply
    61,249.67x = 91,831.07 × 23,778.16
  4. Step 4: Simplify right side
    61,249.67x = 2,183,573,571.55
  5. Step 5: Solve for x
    x = 2,183,573,571.55/61,249.67
  6. Step 6: Final answer
    x = 35,650.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.