Home / 104,067.54-143,613.45-56,321.41

Finding the Fourth Proportional to 104,067.54, 143,613.45 and 56,321.41

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Solution

The fourth proportional to 104,067.54, 143,613.45 and 56,321.41 is: 77,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,067.54 : 143,613.45 = 56,321.41 : x
  2. Step 2: Convert to fraction form
    104,067.54/143,613.45 = 56,321.41/x
  3. Step 3: Cross multiply
    104,067.54x = 143,613.45 × 56,321.41
  4. Step 4: Simplify right side
    104,067.54x = 8,088,511,998.96
  5. Step 5: Solve for x
    x = 8,088,511,998.96/104,067.54
  6. Step 6: Final answer
    x = 77,723.68

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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.