Home / 57,345.64-86,067.70-27,396.83

Finding the Fourth Proportional to 57,345.64, 86,067.70 and 27,396.83

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Solution

The fourth proportional to 57,345.64, 86,067.70 and 27,396.83 is: 41,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,345.64 : 86,067.70 = 27,396.83 : x
  2. Step 2: Convert to fraction form
    57,345.64/86,067.70 = 27,396.83/x
  3. Step 3: Cross multiply
    57,345.64x = 86,067.70 × 27,396.83
  4. Step 4: Simplify right side
    57,345.64x = 2,357,982,292.07
  5. Step 5: Solve for x
    x = 2,357,982,292.07/57,345.64
  6. Step 6: Final answer
    x = 41,118.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.