Home / 104,198.37-143,794.01-56,451.72

Finding the Fourth Proportional to 104,198.37, 143,794.01 and 56,451.72

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Solution

The fourth proportional to 104,198.37, 143,794.01 and 56,451.72 is: 77,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,198.37 : 143,794.01 = 56,451.72 : x
  2. Step 2: Convert to fraction form
    104,198.37/143,794.01 = 56,451.72/x
  3. Step 3: Cross multiply
    104,198.37x = 143,794.01 × 56,451.72
  4. Step 4: Simplify right side
    104,198.37x = 8,117,419,190.20
  5. Step 5: Solve for x
    x = 8,117,419,190.20/104,198.37
  6. Step 6: Final answer
    x = 77,903.51

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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.