Home / 68,474.34-102,636.14-44,772.12

Finding the Fourth Proportional to 68,474.34, 102,636.14 and 44,772.12

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Solution

The fourth proportional to 68,474.34, 102,636.14 and 44,772.12 is: 67,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,474.34 : 102,636.14 = 44,772.12 : x
  2. Step 2: Convert to fraction form
    68,474.34/102,636.14 = 44,772.12/x
  3. Step 3: Cross multiply
    68,474.34x = 102,636.14 × 44,772.12
  4. Step 4: Simplify right side
    68,474.34x = 4,595,237,352.56
  5. Step 5: Solve for x
    x = 4,595,237,352.56/68,474.34
  6. Step 6: Final answer
    x = 67,108.90

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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.