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Finding the Fourth Proportional to 62,566.86, 93,859.43 and 18,187.85

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Solution

The fourth proportional to 62,566.86, 93,859.43 and 18,187.85 is: 27,284.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,566.86 : 93,859.43 = 18,187.85 : x
  2. Step 2: Convert to fraction form
    62,566.86/93,859.43 = 18,187.85/x
  3. Step 3: Cross multiply
    62,566.86x = 93,859.43 × 18,187.85
  4. Step 4: Simplify right side
    62,566.86x = 1,707,100,673.69
  5. Step 5: Solve for x
    x = 1,707,100,673.69/62,566.86
  6. Step 6: Final answer
    x = 27,284.42

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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.