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Finding the Fourth Proportional to 60,942.84, 91,404.99 and 23,520.66

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Solution

The fourth proportional to 60,942.84, 91,404.99 and 23,520.66 is: 35,277.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,942.84 : 91,404.99 = 23,520.66 : x
  2. Step 2: Convert to fraction form
    60,942.84/91,404.99 = 23,520.66/x
  3. Step 3: Cross multiply
    60,942.84x = 91,404.99 × 23,520.66
  4. Step 4: Simplify right side
    60,942.84x = 2,149,905,692.09
  5. Step 5: Solve for x
    x = 2,149,905,692.09/60,942.84
  6. Step 6: Final answer
    x = 35,277.41

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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.