Home / 49,588.32-74,383.32-18,020.80

Finding the Fourth Proportional to 49,588.32, 74,383.32 and 18,020.80

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Solution

The fourth proportional to 49,588.32, 74,383.32 and 18,020.80 is: 27,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,588.32 : 74,383.32 = 18,020.80 : x
  2. Step 2: Convert to fraction form
    49,588.32/74,383.32 = 18,020.80/x
  3. Step 3: Cross multiply
    49,588.32x = 74,383.32 × 18,020.80
  4. Step 4: Simplify right side
    49,588.32x = 1,340,446,933.06
  5. Step 5: Solve for x
    x = 1,340,446,933.06/49,588.32
  6. Step 6: Final answer
    x = 27,031.51

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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.