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Finding the Fourth Proportional to 53,608.44, 73,979.16 and 29,735.16

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Solution

The fourth proportional to 53,608.44, 73,979.16 and 29,735.16 is: 41,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,608.44 : 73,979.16 = 29,735.16 : x
  2. Step 2: Convert to fraction form
    53,608.44/73,979.16 = 29,735.16/x
  3. Step 3: Cross multiply
    53,608.44x = 73,979.16 × 29,735.16
  4. Step 4: Simplify right side
    53,608.44x = 2,199,782,159.27
  5. Step 5: Solve for x
    x = 2,199,782,159.27/53,608.44
  6. Step 6: Final answer
    x = 41,034.25

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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.