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Finding the Fourth Proportional to 68,743.33, 94,737.37 and 53,612.08

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Solution

The fourth proportional to 68,743.33, 94,737.37 and 53,612.08 is: 73,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,743.33 : 94,737.37 = 53,612.08 : x
  2. Step 2: Convert to fraction form
    68,743.33/94,737.37 = 53,612.08/x
  3. Step 3: Cross multiply
    68,743.33x = 94,737.37 × 53,612.08
  4. Step 4: Simplify right side
    68,743.33x = 5,079,067,459.43
  5. Step 5: Solve for x
    x = 5,079,067,459.43/68,743.33
  6. Step 6: Final answer
    x = 73,884.51

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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.