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Finding the Fourth Proportional to 73,556.72, 101,505.28 and 41,724.93

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Solution

The fourth proportional to 73,556.72, 101,505.28 and 41,724.93 is: 57,578.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,556.72 : 101,505.28 = 41,724.93 : x
  2. Step 2: Convert to fraction form
    73,556.72/101,505.28 = 41,724.93/x
  3. Step 3: Cross multiply
    73,556.72x = 101,505.28 × 41,724.93
  4. Step 4: Simplify right side
    73,556.72x = 4,235,300,702.63
  5. Step 5: Solve for x
    x = 4,235,300,702.63/73,556.72
  6. Step 6: Final answer
    x = 57,578.71

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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.