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Finding the Fourth Proportional to 56,027.81, 84,067.95 and 27,950.04

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Solution

The fourth proportional to 56,027.81, 84,067.95 and 27,950.04 is: 41,938.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,027.81 : 84,067.95 = 27,950.04 : x
  2. Step 2: Convert to fraction form
    56,027.81/84,067.95 = 27,950.04/x
  3. Step 3: Cross multiply
    56,027.81x = 84,067.95 × 27,950.04
  4. Step 4: Simplify right side
    56,027.81x = 2,349,702,565.22
  5. Step 5: Solve for x
    x = 2,349,702,565.22/56,027.81
  6. Step 6: Final answer
    x = 41,938.15

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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.