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Finding the Fourth Proportional to 61,604.95, 92,418.80 and 19,495.62

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Solution

The fourth proportional to 61,604.95, 92,418.80 and 19,495.62 is: 29,247.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,604.95 : 92,418.80 = 19,495.62 : x
  2. Step 2: Convert to fraction form
    61,604.95/92,418.80 = 19,495.62/x
  3. Step 3: Cross multiply
    61,604.95x = 92,418.80 × 19,495.62
  4. Step 4: Simplify right side
    61,604.95x = 1,801,761,805.66
  5. Step 5: Solve for x
    x = 1,801,761,805.66/61,604.95
  6. Step 6: Final answer
    x = 29,247.03

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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.