Home / 49,420.56-74,140.92-14,359.44

Finding the Fourth Proportional to 49,420.56, 74,140.92 and 14,359.44

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Solution

The fourth proportional to 49,420.56, 74,140.92 and 14,359.44 is: 21,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.56 : 74,140.92 = 14,359.44 : x
  2. Step 2: Convert to fraction form
    49,420.56/74,140.92 = 14,359.44/x
  3. Step 3: Cross multiply
    49,420.56x = 74,140.92 × 14,359.44
  4. Step 4: Simplify right side
    49,420.56x = 1,064,622,092.28
  5. Step 5: Solve for x
    x = 1,064,622,092.28/49,420.56
  6. Step 6: Final answer
    x = 21,542.09

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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.