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Finding the Fourth Proportional to 73,893.53, 101,973.19 and 42,062.44

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Solution

The fourth proportional to 73,893.53, 101,973.19 and 42,062.44 is: 58,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,893.53 : 101,973.19 = 42,062.44 : x
  2. Step 2: Convert to fraction form
    73,893.53/101,973.19 = 42,062.44/x
  3. Step 3: Cross multiply
    73,893.53x = 101,973.19 × 42,062.44
  4. Step 4: Simplify right side
    73,893.53x = 4,289,240,676.12
  5. Step 5: Solve for x
    x = 4,289,240,676.12/73,893.53
  6. Step 6: Final answer
    x = 58,046.23

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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.