Home / 54,022.75-74,558.91-30,150.96

Finding the Fourth Proportional to 54,022.75, 74,558.91 and 30,150.96

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Solution

The fourth proportional to 54,022.75, 74,558.91 and 30,150.96 is: 41,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,022.75 : 74,558.91 = 30,150.96 : x
  2. Step 2: Convert to fraction form
    54,022.75/74,558.91 = 30,150.96/x
  3. Step 3: Cross multiply
    54,022.75x = 74,558.91 × 30,150.96
  4. Step 4: Simplify right side
    54,022.75x = 2,248,022,713.05
  5. Step 5: Solve for x
    x = 2,248,022,713.05/54,022.75
  6. Step 6: Final answer
    x = 41,612.52

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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.