Home / 54,311.60-81,467.40-33,546.80

Finding the Fourth Proportional to 54,311.60, 81,467.40 and 33,546.80

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Solution

The fourth proportional to 54,311.60, 81,467.40 and 33,546.80 is: 50,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311.60 : 81,467.40 = 33,546.80 : x
  2. Step 2: Convert to fraction form
    54,311.60/81,467.40 = 33,546.80/x
  3. Step 3: Cross multiply
    54,311.60x = 81,467.40 × 33,546.80
  4. Step 4: Simplify right side
    54,311.60x = 2,732,970,574.32
  5. Step 5: Solve for x
    x = 2,732,970,574.32/54,311.60
  6. Step 6: Final answer
    x = 50,320.20

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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.