Home / 40,178.88-55,446.24-23,183.13

Finding the Fourth Proportional to 40,178.88, 55,446.24 and 23,183.13

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Solution

The fourth proportional to 40,178.88, 55,446.24 and 23,183.13 is: 31,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,178.88 : 55,446.24 = 23,183.13 : x
  2. Step 2: Convert to fraction form
    40,178.88/55,446.24 = 23,183.13/x
  3. Step 3: Cross multiply
    40,178.88x = 55,446.24 × 23,183.13
  4. Step 4: Simplify right side
    40,178.88x = 1,285,417,389.93
  5. Step 5: Solve for x
    x = 1,285,417,389.93/40,178.88
  6. Step 6: Final answer
    x = 31,992.36

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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.