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Finding the Fourth Proportional to 61,736.84, 85,192.40 and 36,244.26

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Solution

The fourth proportional to 61,736.84, 85,192.40 and 36,244.26 is: 50,014.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,736.84 : 85,192.40 = 36,244.26 : x
  2. Step 2: Convert to fraction form
    61,736.84/85,192.40 = 36,244.26/x
  3. Step 3: Cross multiply
    61,736.84x = 85,192.40 × 36,244.26
  4. Step 4: Simplify right side
    61,736.84x = 3,087,735,495.62
  5. Step 5: Solve for x
    x = 3,087,735,495.62/61,736.84
  6. Step 6: Final answer
    x = 50,014.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.