Home / 68,072.14-102,038.55-23,662.45

Finding the Fourth Proportional to 68,072.14, 102,038.55 and 23,662.45

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Solution

The fourth proportional to 68,072.14, 102,038.55 and 23,662.45 is: 35,469.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,072.14 : 102,038.55 = 23,662.45 : x
  2. Step 2: Convert to fraction form
    68,072.14/102,038.55 = 23,662.45/x
  3. Step 3: Cross multiply
    68,072.14x = 102,038.55 × 23,662.45
  4. Step 4: Simplify right side
    68,072.14x = 2,414,482,087.45
  5. Step 5: Solve for x
    x = 2,414,482,087.45/68,072.14
  6. Step 6: Final answer
    x = 35,469.46

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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.