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Finding the Fourth Proportional to 68,946, 103,393.48 and 24,560.97

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Solution

The fourth proportional to 68,946, 103,393.48 and 24,560.97 is: 36,832.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,946 : 103,393.48 = 24,560.97 : x
  2. Step 2: Convert to fraction form
    68,946/103,393.48 = 24,560.97/x
  3. Step 3: Cross multiply
    68,946x = 103,393.48 × 24,560.97
  4. Step 4: Simplify right side
    68,946x = 2,539,444,160.48
  5. Step 5: Solve for x
    x = 2,539,444,160.48/68,946
  6. Step 6: Final answer
    x = 36,832.36

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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.