Home / 54,987.85-75,884.12-29,837.35

Finding the Fourth Proportional to 54,987.85, 75,884.12 and 29,837.35

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Solution

The fourth proportional to 54,987.85, 75,884.12 and 29,837.35 is: 41,176.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,987.85 : 75,884.12 = 29,837.35 : x
  2. Step 2: Convert to fraction form
    54,987.85/75,884.12 = 29,837.35/x
  3. Step 3: Cross multiply
    54,987.85x = 75,884.12 × 29,837.35
  4. Step 4: Simplify right side
    54,987.85x = 2,264,181,047.88
  5. Step 5: Solve for x
    x = 2,264,181,047.88/54,987.85
  6. Step 6: Final answer
    x = 41,176.02

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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.