Home / 53,831.94-80,738.31-16,382.94

Finding the Fourth Proportional to 53,831.94, 80,738.31 and 16,382.94

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Solution

The fourth proportional to 53,831.94, 80,738.31 and 16,382.94 is: 24,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,831.94 : 80,738.31 = 16,382.94 : x
  2. Step 2: Convert to fraction form
    53,831.94/80,738.31 = 16,382.94/x
  3. Step 3: Cross multiply
    53,831.94x = 80,738.31 × 16,382.94
  4. Step 4: Simplify right side
    53,831.94x = 1,322,730,888.43
  5. Step 5: Solve for x
    x = 1,322,730,888.43/53,831.94
  6. Step 6: Final answer
    x = 24,571.49

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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.