Home / 68,088.87-102,026.54-43,076.09

Finding the Fourth Proportional to 68,088.87, 102,026.54 and 43,076.09

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Solution

The fourth proportional to 68,088.87, 102,026.54 and 43,076.09 is: 64,546.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,088.87 : 102,026.54 = 43,076.09 : x
  2. Step 2: Convert to fraction form
    68,088.87/102,026.54 = 43,076.09/x
  3. Step 3: Cross multiply
    68,088.87x = 102,026.54 × 43,076.09
  4. Step 4: Simplify right side
    68,088.87x = 4,394,904,419.43
  5. Step 5: Solve for x
    x = 4,394,904,419.43/68,088.87
  6. Step 6: Final answer
    x = 64,546.59

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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.