Home / 54,652.53-75,439.37-31,998.80

Finding the Fourth Proportional to 54,652.53, 75,439.37 and 31,998.80

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Solution

The fourth proportional to 54,652.53, 75,439.37 and 31,998.80 is: 44,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,652.53 : 75,439.37 = 31,998.80 : x
  2. Step 2: Convert to fraction form
    54,652.53/75,439.37 = 31,998.80/x
  3. Step 3: Cross multiply
    54,652.53x = 75,439.37 × 31,998.80
  4. Step 4: Simplify right side
    54,652.53x = 2,413,969,283.20
  5. Step 5: Solve for x
    x = 2,413,969,283.20/54,652.53
  6. Step 6: Final answer
    x = 44,169.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.