Home / 49,853.43-74,758.32-18,666.81

Finding the Fourth Proportional to 49,853.43, 74,758.32 and 18,666.81

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Solution

The fourth proportional to 49,853.43, 74,758.32 and 18,666.81 is: 27,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,853.43 : 74,758.32 = 18,666.81 : x
  2. Step 2: Convert to fraction form
    49,853.43/74,758.32 = 18,666.81/x
  3. Step 3: Cross multiply
    49,853.43x = 74,758.32 × 18,666.81
  4. Step 4: Simplify right side
    49,853.43x = 1,395,499,355.36
  5. Step 5: Solve for x
    x = 1,395,499,355.36/49,853.43
  6. Step 6: Final answer
    x = 27,992.04

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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.