Home / 179,760.42-248,067.82-99,188.70

Finding the Fourth Proportional to 179,760.42, 248,067.82 and 99,188.70

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Solution

The fourth proportional to 179,760.42, 248,067.82 and 99,188.70 is: 136,879.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,760.42 : 248,067.82 = 99,188.70 : x
  2. Step 2: Convert to fraction form
    179,760.42/248,067.82 = 99,188.70/x
  3. Step 3: Cross multiply
    179,760.42x = 248,067.82 × 99,188.70
  4. Step 4: Simplify right side
    179,760.42x = 24,605,524,577.63
  5. Step 5: Solve for x
    x = 24,605,524,577.63/179,760.42
  6. Step 6: Final answer
    x = 136,879.55

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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.