Home / 30,086.14-41,519.20-16,657.64

Finding the Fourth Proportional to 30,086.14, 41,519.20 and 16,657.64

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Solution

The fourth proportional to 30,086.14, 41,519.20 and 16,657.64 is: 22,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086.14 : 41,519.20 = 16,657.64 : x
  2. Step 2: Convert to fraction form
    30,086.14/41,519.20 = 16,657.64/x
  3. Step 3: Cross multiply
    30,086.14x = 41,519.20 × 16,657.64
  4. Step 4: Simplify right side
    30,086.14x = 691,611,720.74
  5. Step 5: Solve for x
    x = 691,611,720.74/30,086.14
  6. Step 6: Final answer
    x = 22,987.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.