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Finding the Fourth Proportional to 88,893.56, 122,674.43 and 60,221.99

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Solution

The fourth proportional to 88,893.56, 122,674.43 and 60,221.99 is: 83,107.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,893.56 : 122,674.43 = 60,221.99 : x
  2. Step 2: Convert to fraction form
    88,893.56/122,674.43 = 60,221.99/x
  3. Step 3: Cross multiply
    88,893.56x = 122,674.43 × 60,221.99
  4. Step 4: Simplify right side
    88,893.56x = 7,387,698,296.72
  5. Step 5: Solve for x
    x = 7,387,698,296.72/88,893.56
  6. Step 6: Final answer
    x = 83,107.24

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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.