Home / 263,159.20-394,544.40-113,276.80

Finding the Fourth Proportional to 263,159.20, 394,544.40 and 113,276.80

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Solution

The fourth proportional to 263,159.20, 394,544.40 and 113,276.80 is: 169,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,159.20 : 394,544.40 = 113,276.80 : x
  2. Step 2: Convert to fraction form
    263,159.20/394,544.40 = 113,276.80/x
  3. Step 3: Cross multiply
    263,159.20x = 394,544.40 × 113,276.80
  4. Step 4: Simplify right side
    263,159.20x = 44,692,727,089.92
  5. Step 5: Solve for x
    x = 44,692,727,089.92/263,159.20
  6. Step 6: Final answer
    x = 169,831.52

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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.