Home / 40,490.48-55,882.80-26,183.79

Finding the Fourth Proportional to 40,490.48, 55,882.80 and 26,183.79

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Solution

The fourth proportional to 40,490.48, 55,882.80 and 26,183.79 is: 36,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,490.48 : 55,882.80 = 26,183.79 : x
  2. Step 2: Convert to fraction form
    40,490.48/55,882.80 = 26,183.79/x
  3. Step 3: Cross multiply
    40,490.48x = 55,882.80 × 26,183.79
  4. Step 4: Simplify right side
    40,490.48x = 1,463,223,499.81
  5. Step 5: Solve for x
    x = 1,463,223,499.81/40,490.48
  6. Step 6: Final answer
    x = 36,137.47

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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.