Home / 40,912.77-61,295.00-18,744.69

Finding the Fourth Proportional to 40,912.77, 61,295.00 and 18,744.69

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Solution

The fourth proportional to 40,912.77, 61,295.00 and 18,744.69 is: 28,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,912.77 : 61,295.00 = 18,744.69 : x
  2. Step 2: Convert to fraction form
    40,912.77/61,295.00 = 18,744.69/x
  3. Step 3: Cross multiply
    40,912.77x = 61,295.00 × 18,744.69
  4. Step 4: Simplify right side
    40,912.77x = 1,148,955,679.83
  5. Step 5: Solve for x
    x = 1,148,955,679.83/40,912.77
  6. Step 6: Final answer
    x = 28,083.06

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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.