Home / 68,440.70-102,605.46-26,299.04

Finding the Fourth Proportional to 68,440.70, 102,605.46 and 26,299.04

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Solution

The fourth proportional to 68,440.70, 102,605.46 and 26,299.04 is: 39,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,440.70 : 102,605.46 = 26,299.04 : x
  2. Step 2: Convert to fraction form
    68,440.70/102,605.46 = 26,299.04/x
  3. Step 3: Cross multiply
    68,440.70x = 102,605.46 × 26,299.04
  4. Step 4: Simplify right side
    68,440.70x = 2,698,425,096.76
  5. Step 5: Solve for x
    x = 2,698,425,096.76/68,440.70
  6. Step 6: Final answer
    x = 39,427.20

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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.