Home / 36,305.72-54,371.08-20,675.96

Finding the Fourth Proportional to 36,305.72, 54,371.08 and 20,675.96

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Solution

The fourth proportional to 36,305.72, 54,371.08 and 20,675.96 is: 30,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305.72 : 54,371.08 = 20,675.96 : x
  2. Step 2: Convert to fraction form
    36,305.72/54,371.08 = 20,675.96/x
  3. Step 3: Cross multiply
    36,305.72x = 54,371.08 × 20,675.96
  4. Step 4: Simplify right side
    36,305.72x = 1,124,174,275.24
  5. Step 5: Solve for x
    x = 1,124,174,275.24/36,305.72
  6. Step 6: Final answer
    x = 30,964.11

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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.