Home / 50,831.23-76,240.34-13,394.19

Finding the Fourth Proportional to 50,831.23, 76,240.34 and 13,394.19

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Solution

The fourth proportional to 50,831.23, 76,240.34 and 13,394.19 is: 20,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,831.23 : 76,240.34 = 13,394.19 : x
  2. Step 2: Convert to fraction form
    50,831.23/76,240.34 = 13,394.19/x
  3. Step 3: Cross multiply
    50,831.23x = 76,240.34 × 13,394.19
  4. Step 4: Simplify right side
    50,831.23x = 1,021,177,868.78
  5. Step 5: Solve for x
    x = 1,021,177,868.78/50,831.23
  6. Step 6: Final answer
    x = 20,089.58

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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.