Home / 54,987.75-75,883.10-29,837.25

Finding the Fourth Proportional to 54,987.75, 75,883.10 and 29,837.25

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Solution

The fourth proportional to 54,987.75, 75,883.10 and 29,837.25 is: 41,175.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,987.75 : 75,883.10 = 29,837.25 : x
  2. Step 2: Convert to fraction form
    54,987.75/75,883.10 = 29,837.25/x
  3. Step 3: Cross multiply
    54,987.75x = 75,883.10 × 29,837.25
  4. Step 4: Simplify right side
    54,987.75x = 2,264,142,876.29
  5. Step 5: Solve for x
    x = 2,264,142,876.29/54,987.75
  6. Step 6: Final answer
    x = 41,175.41

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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.