Home / 48,855.18-67,418.94-27,345.20

Finding the Fourth Proportional to 48,855.18, 67,418.94 and 27,345.20

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Solution

The fourth proportional to 48,855.18, 67,418.94 and 27,345.20 is: 37,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,855.18 : 67,418.94 = 27,345.20 : x
  2. Step 2: Convert to fraction form
    48,855.18/67,418.94 = 27,345.20/x
  3. Step 3: Cross multiply
    48,855.18x = 67,418.94 × 27,345.20
  4. Step 4: Simplify right side
    48,855.18x = 1,843,584,398.09
  5. Step 5: Solve for x
    x = 1,843,584,398.09/48,855.18
  6. Step 6: Final answer
    x = 37,735.70

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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.