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Finding the Fourth Proportional to 23,831.68, 35,747.92 and 8,249.68

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Solution

The fourth proportional to 23,831.68, 35,747.92 and 8,249.68 is: 12,374.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.68 : 35,747.92 = 8,249.68 : x
  2. Step 2: Convert to fraction form
    23,831.68/35,747.92 = 8,249.68/x
  3. Step 3: Cross multiply
    23,831.68x = 35,747.92 × 8,249.68
  4. Step 4: Simplify right side
    23,831.68x = 294,908,900.67
  5. Step 5: Solve for x
    x = 294,908,900.67/23,831.68
  6. Step 6: Final answer
    x = 12,374.66

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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.