Home / 48,781.12-67,314.88-27,556.96

Finding the Fourth Proportional to 48,781.12, 67,314.88 and 27,556.96

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Solution

The fourth proportional to 48,781.12, 67,314.88 and 27,556.96 is: 38,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,781.12 : 67,314.88 = 27,556.96 : x
  2. Step 2: Convert to fraction form
    48,781.12/67,314.88 = 27,556.96/x
  3. Step 3: Cross multiply
    48,781.12x = 67,314.88 × 27,556.96
  4. Step 4: Simplify right side
    48,781.12x = 1,854,993,455.56
  5. Step 5: Solve for x
    x = 1,854,993,455.56/48,781.12
  6. Step 6: Final answer
    x = 38,026.87

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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.