Home / 54,493.71-75,198.90-31,834.80

Finding the Fourth Proportional to 54,493.71, 75,198.90 and 31,834.80

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Solution

The fourth proportional to 54,493.71, 75,198.90 and 31,834.80 is: 43,930.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,493.71 : 75,198.90 = 31,834.80 : x
  2. Step 2: Convert to fraction form
    54,493.71/75,198.90 = 31,834.80/x
  3. Step 3: Cross multiply
    54,493.71x = 75,198.90 × 31,834.80
  4. Step 4: Simplify right side
    54,493.71x = 2,393,941,941.72
  5. Step 5: Solve for x
    x = 2,393,941,941.72/54,493.71
  6. Step 6: Final answer
    x = 43,930.61

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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.