Home / 36,103.80-54,009.90-31,227.60

Finding the Fourth Proportional to 36,103.80, 54,009.90 and 31,227.60

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Solution

The fourth proportional to 36,103.80, 54,009.90 and 31,227.60 is: 46,715.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.80 : 54,009.90 = 31,227.60 : x
  2. Step 2: Convert to fraction form
    36,103.80/54,009.90 = 31,227.60/x
  3. Step 3: Cross multiply
    36,103.80x = 54,009.90 × 31,227.60
  4. Step 4: Simplify right side
    36,103.80x = 1,686,599,553.24
  5. Step 5: Solve for x
    x = 1,686,599,553.24/36,103.80
  6. Step 6: Final answer
    x = 46,715.29

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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.