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Finding the Fourth Proportional to 61,764.25, 92,770.35 and 36,852.91

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Solution

The fourth proportional to 61,764.25, 92,770.35 and 36,852.91 is: 55,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,764.25 : 92,770.35 = 36,852.91 : x
  2. Step 2: Convert to fraction form
    61,764.25/92,770.35 = 36,852.91/x
  3. Step 3: Cross multiply
    61,764.25x = 92,770.35 × 36,852.91
  4. Step 4: Simplify right side
    61,764.25x = 3,418,857,359.22
  5. Step 5: Solve for x
    x = 3,418,857,359.22/61,764.25
  6. Step 6: Final answer
    x = 55,353.34

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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.