Home / 55,344.24-76,375.44-31,469.49

Finding the Fourth Proportional to 55,344.24, 76,375.44 and 31,469.49

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Solution

The fourth proportional to 55,344.24, 76,375.44 and 31,469.49 is: 43,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,344.24 : 76,375.44 = 31,469.49 : x
  2. Step 2: Convert to fraction form
    55,344.24/76,375.44 = 31,469.49/x
  3. Step 3: Cross multiply
    55,344.24x = 76,375.44 × 31,469.49
  4. Step 4: Simplify right side
    55,344.24x = 2,403,496,145.33
  5. Step 5: Solve for x
    x = 2,403,496,145.33/55,344.24
  6. Step 6: Final answer
    x = 43,428.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.