Home / 50,117.16-75,195.42-20,549.16

Finding the Fourth Proportional to 50,117.16, 75,195.42 and 20,549.16

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Solution

The fourth proportional to 50,117.16, 75,195.42 and 20,549.16 is: 30,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,117.16 : 75,195.42 = 20,549.16 : x
  2. Step 2: Convert to fraction form
    50,117.16/75,195.42 = 20,549.16/x
  3. Step 3: Cross multiply
    50,117.16x = 75,195.42 × 20,549.16
  4. Step 4: Simplify right side
    50,117.16x = 1,545,202,716.85
  5. Step 5: Solve for x
    x = 1,545,202,716.85/50,117.16
  6. Step 6: Final answer
    x = 30,831.81

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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.