Home / 49,979.21-68,973.14-27,319.73

Finding the Fourth Proportional to 49,979.21, 68,973.14 and 27,319.73

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Solution

The fourth proportional to 49,979.21, 68,973.14 and 27,319.73 is: 37,702.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.21 : 68,973.14 = 27,319.73 : x
  2. Step 2: Convert to fraction form
    49,979.21/68,973.14 = 27,319.73/x
  3. Step 3: Cross multiply
    49,979.21x = 68,973.14 × 27,319.73
  4. Step 4: Simplify right side
    49,979.21x = 1,884,327,285.49
  5. Step 5: Solve for x
    x = 1,884,327,285.49/49,979.21
  6. Step 6: Final answer
    x = 37,702.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.