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Finding the Fourth Proportional to 35,752.93, 49,338.12 and 19,837.48

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Solution

The fourth proportional to 35,752.93, 49,338.12 and 19,837.48 is: 27,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,752.93 : 49,338.12 = 19,837.48 : x
  2. Step 2: Convert to fraction form
    35,752.93/49,338.12 = 19,837.48/x
  3. Step 3: Cross multiply
    35,752.93x = 49,338.12 × 19,837.48
  4. Step 4: Simplify right side
    35,752.93x = 978,743,968.74
  5. Step 5: Solve for x
    x = 978,743,968.74/35,752.93
  6. Step 6: Final answer
    x = 27,375.21

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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.