Home / 68,311.10-102,357.30-44,910.20

Finding the Fourth Proportional to 68,311.10, 102,357.30 and 44,910.20

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Solution

The fourth proportional to 68,311.10, 102,357.30 and 44,910.20 is: 67,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,311.10 : 102,357.30 = 44,910.20 : x
  2. Step 2: Convert to fraction form
    68,311.10/102,357.30 = 44,910.20/x
  3. Step 3: Cross multiply
    68,311.10x = 102,357.30 × 44,910.20
  4. Step 4: Simplify right side
    68,311.10x = 4,596,886,814.46
  5. Step 5: Solve for x
    x = 4,596,886,814.46/68,311.10
  6. Step 6: Final answer
    x = 67,293.41

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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.