Home / 68,180.20-102,155.10-44,794.60

Finding the Fourth Proportional to 68,180.20, 102,155.10 and 44,794.60

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Solution

The fourth proportional to 68,180.20, 102,155.10 and 44,794.60 is: 67,116.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,180.20 : 102,155.10 = 44,794.60 : x
  2. Step 2: Convert to fraction form
    68,180.20/102,155.10 = 44,794.60/x
  3. Step 3: Cross multiply
    68,180.20x = 102,155.10 × 44,794.60
  4. Step 4: Simplify right side
    68,180.20x = 4,575,996,842.46
  5. Step 5: Solve for x
    x = 4,575,996,842.46/68,180.20
  6. Step 6: Final answer
    x = 67,116.21

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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.