Home / 36,644.10-54,998.55-31,395.30

Finding the Fourth Proportional to 36,644.10, 54,998.55 and 31,395.30

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Solution

The fourth proportional to 36,644.10, 54,998.55 and 31,395.30 is: 47,120.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,644.10 : 54,998.55 = 31,395.30 : x
  2. Step 2: Convert to fraction form
    36,644.10/54,998.55 = 31,395.30/x
  3. Step 3: Cross multiply
    36,644.10x = 54,998.55 × 31,395.30
  4. Step 4: Simplify right side
    36,644.10x = 1,726,695,976.82
  5. Step 5: Solve for x
    x = 1,726,695,976.82/36,644.10
  6. Step 6: Final answer
    x = 47,120.71

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1.5x scale

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.