Home / 49,654.38-74,481.44-21,570.86

Finding the Fourth Proportional to 49,654.38, 74,481.44 and 21,570.86

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Solution

The fourth proportional to 49,654.38, 74,481.44 and 21,570.86 is: 32,356.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,654.38 : 74,481.44 = 21,570.86 : x
  2. Step 2: Convert to fraction form
    49,654.38/74,481.44 = 21,570.86/x
  3. Step 3: Cross multiply
    49,654.38x = 74,481.44 × 21,570.86
  4. Step 4: Simplify right side
    49,654.38x = 1,606,628,714.84
  5. Step 5: Solve for x
    x = 1,606,628,714.84/49,654.38
  6. Step 6: Final answer
    x = 32,356.23

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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.