Home / 45,715.23-68,577.30-16,131.60

Finding the Fourth Proportional to 45,715.23, 68,577.30 and 16,131.60

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Solution

The fourth proportional to 45,715.23, 68,577.30 and 16,131.60 is: 24,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,715.23 : 68,577.30 = 16,131.60 : x
  2. Step 2: Convert to fraction form
    45,715.23/68,577.30 = 16,131.60/x
  3. Step 3: Cross multiply
    45,715.23x = 68,577.30 × 16,131.60
  4. Step 4: Simplify right side
    45,715.23x = 1,106,261,572.68
  5. Step 5: Solve for x
    x = 1,106,261,572.68/45,715.23
  6. Step 6: Final answer
    x = 24,198.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.