Home / 49,979.52-74,970.24-13,044.48

Finding the Fourth Proportional to 49,979.52, 74,970.24 and 13,044.48

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Solution

The fourth proportional to 49,979.52, 74,970.24 and 13,044.48 is: 19,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.52 : 74,970.24 = 13,044.48 : x
  2. Step 2: Convert to fraction form
    49,979.52/74,970.24 = 13,044.48/x
  3. Step 3: Cross multiply
    49,979.52x = 74,970.24 × 13,044.48
  4. Step 4: Simplify right side
    49,979.52x = 977,947,796.28
  5. Step 5: Solve for x
    x = 977,947,796.28/49,979.52
  6. Step 6: Final answer
    x = 19,566.97

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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.