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Finding the Fourth Proportional to 61,763.25, 92,768.85 and 36,851.91

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Solution

The fourth proportional to 61,763.25, 92,768.85 and 36,851.91 is: 55,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,763.25 : 92,768.85 = 36,851.91 : x
  2. Step 2: Convert to fraction form
    61,763.25/92,768.85 = 36,851.91/x
  3. Step 3: Cross multiply
    61,763.25x = 92,768.85 × 36,851.91
  4. Step 4: Simplify right side
    61,763.25x = 3,418,709,311.00
  5. Step 5: Solve for x
    x = 3,418,709,311.00/61,763.25
  6. Step 6: Final answer
    x = 55,351.84

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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.