Home / 69,837.70-104,783.43-32,416.90

Finding the Fourth Proportional to 69,837.70, 104,783.43 and 32,416.90

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Solution

The fourth proportional to 69,837.70, 104,783.43 and 32,416.90 is: 48,637.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,837.70 : 104,783.43 = 32,416.90 : x
  2. Step 2: Convert to fraction form
    69,837.70/104,783.43 = 32,416.90/x
  3. Step 3: Cross multiply
    69,837.70x = 104,783.43 × 32,416.90
  4. Step 4: Simplify right side
    69,837.70x = 3,396,753,971.97
  5. Step 5: Solve for x
    x = 3,396,753,971.97/69,837.70
  6. Step 6: Final answer
    x = 48,637.83

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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.