Home / 45,755.40-68,633.10-16,206.60

Finding the Fourth Proportional to 45,755.40, 68,633.10 and 16,206.60

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Solution

The fourth proportional to 45,755.40, 68,633.10 and 16,206.60 is: 24,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,755.40 : 68,633.10 = 16,206.60 : x
  2. Step 2: Convert to fraction form
    45,755.40/68,633.10 = 16,206.60/x
  3. Step 3: Cross multiply
    45,755.40x = 68,633.10 × 16,206.60
  4. Step 4: Simplify right side
    45,755.40x = 1,112,309,198.46
  5. Step 5: Solve for x
    x = 1,112,309,198.46/45,755.40
  6. Step 6: Final answer
    x = 24,309.90

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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.