Home / 291,067.24-401,679.30-177,952.36

Finding the Fourth Proportional to 291,067.24, 401,679.30 and 177,952.36

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Solution

The fourth proportional to 291,067.24, 401,679.30 and 177,952.36 is: 245,578.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,067.24 : 401,679.30 = 177,952.36 : x
  2. Step 2: Convert to fraction form
    291,067.24/401,679.30 = 177,952.36/x
  3. Step 3: Cross multiply
    291,067.24x = 401,679.30 × 177,952.36
  4. Step 4: Simplify right side
    291,067.24x = 71,479,779,398.15
  5. Step 5: Solve for x
    x = 71,479,779,398.15/291,067.24
  6. Step 6: Final answer
    x = 245,578.24

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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.