Home / 87,224.58-120,415.64-58,694.25

Finding the Fourth Proportional to 87,224.58, 120,415.64 and 58,694.25

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Solution

The fourth proportional to 87,224.58, 120,415.64 and 58,694.25 is: 81,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224.58 : 120,415.64 = 58,694.25 : x
  2. Step 2: Convert to fraction form
    87,224.58/120,415.64 = 58,694.25/x
  3. Step 3: Cross multiply
    87,224.58x = 120,415.64 × 58,694.25
  4. Step 4: Simplify right side
    87,224.58x = 7,067,706,001.23
  5. Step 5: Solve for x
    x = 7,067,706,001.23/87,224.58
  6. Step 6: Final answer
    x = 81,028.83

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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.