Home / 49,844.24-74,815.56-21,783.68

Finding the Fourth Proportional to 49,844.24, 74,815.56 and 21,783.68

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Solution

The fourth proportional to 49,844.24, 74,815.56 and 21,783.68 is: 32,697.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,844.24 : 74,815.56 = 21,783.68 : x
  2. Step 2: Convert to fraction form
    49,844.24/74,815.56 = 21,783.68/x
  3. Step 3: Cross multiply
    49,844.24x = 74,815.56 × 21,783.68
  4. Step 4: Simplify right side
    49,844.24x = 1,629,758,218.06
  5. Step 5: Solve for x
    x = 1,629,758,218.06/49,844.24
  6. Step 6: Final answer
    x = 32,697.02

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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.