Home / 54,272.58-74,895.72-30,399.48

Finding the Fourth Proportional to 54,272.58, 74,895.72 and 30,399.48

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Solution

The fourth proportional to 54,272.58, 74,895.72 and 30,399.48 is: 41,951.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,272.58 : 74,895.72 = 30,399.48 : x
  2. Step 2: Convert to fraction form
    54,272.58/74,895.72 = 30,399.48/x
  3. Step 3: Cross multiply
    54,272.58x = 74,895.72 × 30,399.48
  4. Step 4: Simplify right side
    54,272.58x = 2,276,790,942.23
  5. Step 5: Solve for x
    x = 2,276,790,942.23/54,272.58
  6. Step 6: Final answer
    x = 41,951.04

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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.