Home / 68,107.16-102,181.62-34,850.88

Finding the Fourth Proportional to 68,107.16, 102,181.62 and 34,850.88

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Solution

The fourth proportional to 68,107.16, 102,181.62 and 34,850.88 is: 52,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,107.16 : 102,181.62 = 34,850.88 : x
  2. Step 2: Convert to fraction form
    68,107.16/102,181.62 = 34,850.88/x
  3. Step 3: Cross multiply
    68,107.16x = 102,181.62 × 34,850.88
  4. Step 4: Simplify right side
    68,107.16x = 3,561,119,376.83
  5. Step 5: Solve for x
    x = 3,561,119,376.83/68,107.16
  6. Step 6: Final answer
    x = 52,287.00

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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.