Home / 30,539.87-45,757.22-23,873.78

Finding the Fourth Proportional to 30,539.87, 45,757.22 and 23,873.78

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Solution

The fourth proportional to 30,539.87, 45,757.22 and 23,873.78 is: 35,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,539.87 : 45,757.22 = 23,873.78 : x
  2. Step 2: Convert to fraction form
    30,539.87/45,757.22 = 23,873.78/x
  3. Step 3: Cross multiply
    30,539.87x = 45,757.22 × 23,873.78
  4. Step 4: Simplify right side
    30,539.87x = 1,092,397,455.54
  5. Step 5: Solve for x
    x = 1,092,397,455.54/30,539.87
  6. Step 6: Final answer
    x = 35,769.55

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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.