Home / 49,831.40-68,766.96-27,170.78

Finding the Fourth Proportional to 49,831.40, 68,766.96 and 27,170.78

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Solution

The fourth proportional to 49,831.40, 68,766.96 and 27,170.78 is: 37,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831.40 : 68,766.96 = 27,170.78 : x
  2. Step 2: Convert to fraction form
    49,831.40/68,766.96 = 27,170.78/x
  3. Step 3: Cross multiply
    49,831.40x = 68,766.96 × 27,170.78
  4. Step 4: Simplify right side
    49,831.40x = 1,868,451,941.43
  5. Step 5: Solve for x
    x = 1,868,451,941.43/49,831.40
  6. Step 6: Final answer
    x = 37,495.47

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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.