Home / 75,587.62-104,315.22-43,327.61

Finding the Fourth Proportional to 75,587.62, 104,315.22 and 43,327.61

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Solution

The fourth proportional to 75,587.62, 104,315.22 and 43,327.61 is: 59,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,587.62 : 104,315.22 = 43,327.61 : x
  2. Step 2: Convert to fraction form
    75,587.62/104,315.22 = 43,327.61/x
  3. Step 3: Cross multiply
    75,587.62x = 104,315.22 × 43,327.61
  4. Step 4: Simplify right side
    75,587.62x = 4,519,729,169.22
  5. Step 5: Solve for x
    x = 4,519,729,169.22/75,587.62
  6. Step 6: Final answer
    x = 59,794.57

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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.