Home / 109,716.20-164,574.30-30,843.80

Finding the Fourth Proportional to 109,716.20, 164,574.30 and 30,843.80

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Solution

The fourth proportional to 109,716.20, 164,574.30 and 30,843.80 is: 46,265.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,716.20 : 164,574.30 = 30,843.80 : x
  2. Step 2: Convert to fraction form
    109,716.20/164,574.30 = 30,843.80/x
  3. Step 3: Cross multiply
    109,716.20x = 164,574.30 × 30,843.80
  4. Step 4: Simplify right side
    109,716.20x = 5,076,096,794.34
  5. Step 5: Solve for x
    x = 5,076,096,794.34/109,716.20
  6. Step 6: Final answer
    x = 46,265.70

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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.