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Finding the Fourth Proportional to 61,195.97, 91,706.43 and 34,846.31

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Solution

The fourth proportional to 61,195.97, 91,706.43 and 34,846.31 is: 52,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,195.97 : 91,706.43 = 34,846.31 : x
  2. Step 2: Convert to fraction form
    61,195.97/91,706.43 = 34,846.31/x
  3. Step 3: Cross multiply
    61,195.97x = 91,706.43 × 34,846.31
  4. Step 4: Simplify right side
    61,195.97x = 3,195,630,688.77
  5. Step 5: Solve for x
    x = 3,195,630,688.77/61,195.97
  6. Step 6: Final answer
    x = 52,219.63

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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.