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Finding the Fourth Proportional to 61,797.43, 92,696.60 and 40,869.66

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Solution

The fourth proportional to 61,797.43, 92,696.60 and 40,869.66 is: 61,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,797.43 : 92,696.60 = 40,869.66 : x
  2. Step 2: Convert to fraction form
    61,797.43/92,696.60 = 40,869.66/x
  3. Step 3: Cross multiply
    61,797.43x = 92,696.60 × 40,869.66
  4. Step 4: Simplify right side
    61,797.43x = 3,788,478,974.94
  5. Step 5: Solve for x
    x = 3,788,478,974.94/61,797.43
  6. Step 6: Final answer
    x = 61,304.80

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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.