Home / 88,791.12-122,533.56-51,067.80

Finding the Fourth Proportional to 88,791.12, 122,533.56 and 51,067.80

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Solution

The fourth proportional to 88,791.12, 122,533.56 and 51,067.80 is: 70,474.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,791.12 : 122,533.56 = 51,067.80 : x
  2. Step 2: Convert to fraction form
    88,791.12/122,533.56 = 51,067.80/x
  3. Step 3: Cross multiply
    88,791.12x = 122,533.56 × 51,067.80
  4. Step 4: Simplify right side
    88,791.12x = 6,257,519,335.37
  5. Step 5: Solve for x
    x = 6,257,519,335.37/88,791.12
  6. Step 6: Final answer
    x = 70,474.61

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1.5x scale

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.