Home / 59,691.09-89,537.67-20,249.22

Finding the Fourth Proportional to 59,691.09, 89,537.67 and 20,249.22

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Solution

The fourth proportional to 59,691.09, 89,537.67 and 20,249.22 is: 30,374.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,691.09 : 89,537.67 = 20,249.22 : x
  2. Step 2: Convert to fraction form
    59,691.09/89,537.67 = 20,249.22/x
  3. Step 3: Cross multiply
    59,691.09x = 89,537.67 × 20,249.22
  4. Step 4: Simplify right side
    59,691.09x = 1,813,067,978.12
  5. Step 5: Solve for x
    x = 1,813,067,978.12/59,691.09
  6. Step 6: Final answer
    x = 30,374.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.