Home / 54,467.20-81,700.80-23,305.60

Finding the Fourth Proportional to 54,467.20, 81,700.80 and 23,305.60

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Solution

The fourth proportional to 54,467.20, 81,700.80 and 23,305.60 is: 34,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,467.20 : 81,700.80 = 23,305.60 : x
  2. Step 2: Convert to fraction form
    54,467.20/81,700.80 = 23,305.60/x
  3. Step 3: Cross multiply
    54,467.20x = 81,700.80 × 23,305.60
  4. Step 4: Simplify right side
    54,467.20x = 1,904,086,164.48
  5. Step 5: Solve for x
    x = 1,904,086,164.48/54,467.20
  6. Step 6: Final answer
    x = 34,958.40

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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.