Home / 30,261.03-41,761.77-16,832.55

Finding the Fourth Proportional to 30,261.03, 41,761.77 and 16,832.55

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Solution

The fourth proportional to 30,261.03, 41,761.77 and 16,832.55 is: 23,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.03 : 41,761.77 = 16,832.55 : x
  2. Step 2: Convert to fraction form
    30,261.03/41,761.77 = 16,832.55/x
  3. Step 3: Cross multiply
    30,261.03x = 41,761.77 × 16,832.55
  4. Step 4: Simplify right side
    30,261.03x = 702,957,081.61
  5. Step 5: Solve for x
    x = 702,957,081.61/30,261.03
  6. Step 6: Final answer
    x = 23,229.78

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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.