Home / 71,166.24-98,183.44-54,818.40

Finding the Fourth Proportional to 71,166.24, 98,183.44 and 54,818.40

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Solution

The fourth proportional to 71,166.24, 98,183.44 and 54,818.40 is: 75,629.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,166.24 : 98,183.44 = 54,818.40 : x
  2. Step 2: Convert to fraction form
    71,166.24/98,183.44 = 54,818.40/x
  3. Step 3: Cross multiply
    71,166.24x = 98,183.44 × 54,818.40
  4. Step 4: Simplify right side
    71,166.24x = 5,382,259,087.30
  5. Step 5: Solve for x
    x = 5,382,259,087.30/71,166.24
  6. Step 6: Final answer
    x = 75,629.39

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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.