Home / 54,378.74-81,558.39-34,598.54

Finding the Fourth Proportional to 54,378.74, 81,558.39 and 34,598.54

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Solution

The fourth proportional to 54,378.74, 81,558.39 and 34,598.54 is: 51,891.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,378.74 : 81,558.39 = 34,598.54 : x
  2. Step 2: Convert to fraction form
    54,378.74/81,558.39 = 34,598.54/x
  3. Step 3: Cross multiply
    54,378.74x = 81,558.39 × 34,598.54
  4. Step 4: Simplify right side
    54,378.74x = 2,821,801,552.39
  5. Step 5: Solve for x
    x = 2,821,801,552.39/54,378.74
  6. Step 6: Final answer
    x = 51,891.63

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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.