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Finding the Fourth Proportional to 124,550.54, 186,824.57 and 57,063.43

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Solution

The fourth proportional to 124,550.54, 186,824.57 and 57,063.43 is: 85,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,550.54 : 186,824.57 = 57,063.43 : x
  2. Step 2: Convert to fraction form
    124,550.54/186,824.57 = 57,063.43/x
  3. Step 3: Cross multiply
    124,550.54x = 186,824.57 × 57,063.43
  4. Step 4: Simplify right side
    124,550.54x = 10,660,850,772.48
  5. Step 5: Solve for x
    x = 10,660,850,772.48/124,550.54
  6. Step 6: Final answer
    x = 85,594.58

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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.