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Finding the Fourth Proportional to 111,232.86, 166,831.59 and 36,352.38

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Solution

The fourth proportional to 111,232.86, 166,831.59 and 36,352.38 is: 54,522.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,232.86 : 166,831.59 = 36,352.38 : x
  2. Step 2: Convert to fraction form
    111,232.86/166,831.59 = 36,352.38/x
  3. Step 3: Cross multiply
    111,232.86x = 166,831.59 × 36,352.38
  4. Step 4: Simplify right side
    111,232.86x = 6,064,725,355.68
  5. Step 5: Solve for x
    x = 6,064,725,355.68/111,232.86
  6. Step 6: Final answer
    x = 54,522.79

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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.