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Finding the Fourth Proportional to 112,571.45, 168,923.48 and 41,544.07

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Solution

The fourth proportional to 112,571.45, 168,923.48 and 41,544.07 is: 62,340.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,571.45 : 168,923.48 = 41,544.07 : x
  2. Step 2: Convert to fraction form
    112,571.45/168,923.48 = 41,544.07/x
  3. Step 3: Cross multiply
    112,571.45x = 168,923.48 × 41,544.07
  4. Step 4: Simplify right side
    112,571.45x = 7,017,768,247.73
  5. Step 5: Solve for x
    x = 7,017,768,247.73/112,571.45
  6. Step 6: Final answer
    x = 62,340.57

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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.