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Finding the Fourth Proportional to 73,608.93, 101,580.80 and 41,778.36

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Solution

The fourth proportional to 73,608.93, 101,580.80 and 41,778.36 is: 57,654.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,608.93 : 101,580.80 = 41,778.36 : x
  2. Step 2: Convert to fraction form
    73,608.93/101,580.80 = 41,778.36/x
  3. Step 3: Cross multiply
    73,608.93x = 101,580.80 × 41,778.36
  4. Step 4: Simplify right side
    73,608.93x = 4,243,879,231.49
  5. Step 5: Solve for x
    x = 4,243,879,231.49/73,608.93
  6. Step 6: Final answer
    x = 57,654.41

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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.