Home / 107,511.44-148,297.23-84,843.18

Finding the Fourth Proportional to 107,511.44, 148,297.23 and 84,843.18

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Solution

The fourth proportional to 107,511.44, 148,297.23 and 84,843.18 is: 117,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,511.44 : 148,297.23 = 84,843.18 : x
  2. Step 2: Convert to fraction form
    107,511.44/148,297.23 = 84,843.18/x
  3. Step 3: Cross multiply
    107,511.44x = 148,297.23 × 84,843.18
  4. Step 4: Simplify right side
    107,511.44x = 12,582,008,578.39
  5. Step 5: Solve for x
    x = 12,582,008,578.39/107,511.44
  6. Step 6: Final answer
    x = 117,029.49

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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.