Home / 68,408.80-94,443.38-52,148.44

Finding the Fourth Proportional to 68,408.80, 94,443.38 and 52,148.44

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Solution

The fourth proportional to 68,408.80, 94,443.38 and 52,148.44 is: 71,994.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,408.80 : 94,443.38 = 52,148.44 : x
  2. Step 2: Convert to fraction form
    68,408.80/94,443.38 = 52,148.44/x
  3. Step 3: Cross multiply
    68,408.80x = 94,443.38 × 52,148.44
  4. Step 4: Simplify right side
    68,408.80x = 4,925,074,935.33
  5. Step 5: Solve for x
    x = 4,925,074,935.33/68,408.80
  6. Step 6: Final answer
    x = 71,994.76

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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.