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Finding the Fourth Proportional to 216,544.48, 298,822.48 and 125,896.60

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Solution

The fourth proportional to 216,544.48, 298,822.48 and 125,896.60 is: 173,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,544.48 : 298,822.48 = 125,896.60 : x
  2. Step 2: Convert to fraction form
    216,544.48/298,822.48 = 125,896.60/x
  3. Step 3: Cross multiply
    216,544.48x = 298,822.48 × 125,896.60
  4. Step 4: Simplify right side
    216,544.48x = 37,620,734,235.57
  5. Step 5: Solve for x
    x = 37,620,734,235.57/216,544.48
  6. Step 6: Final answer
    x = 173,732.13

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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.