Home / 49,420.87-74,132.19-17,833.30

Finding the Fourth Proportional to 49,420.87, 74,132.19 and 17,833.30

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Solution

The fourth proportional to 49,420.87, 74,132.19 and 17,833.30 is: 26,750.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.87 : 74,132.19 = 17,833.30 : x
  2. Step 2: Convert to fraction form
    49,420.87/74,132.19 = 17,833.30/x
  3. Step 3: Cross multiply
    49,420.87x = 74,132.19 × 17,833.30
  4. Step 4: Simplify right side
    49,420.87x = 1,322,021,398.60
  5. Step 5: Solve for x
    x = 1,322,021,398.60/49,420.87
  6. Step 6: Final answer
    x = 26,750.27

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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.