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Finding the Fourth Proportional to 60,067.88, 90,114.54 and 17,951.24

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Solution

The fourth proportional to 60,067.88, 90,114.54 and 17,951.24 is: 26,930.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,067.88 : 90,114.54 = 17,951.24 : x
  2. Step 2: Convert to fraction form
    60,067.88/90,114.54 = 17,951.24/x
  3. Step 3: Cross multiply
    60,067.88x = 90,114.54 × 17,951.24
  4. Step 4: Simplify right side
    60,067.88x = 1,617,667,735.03
  5. Step 5: Solve for x
    x = 1,617,667,735.03/60,067.88
  6. Step 6: Final answer
    x = 26,930.66

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1.5x scale

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.