Home / 54,555.23-81,832.84-15,112.34

Finding the Fourth Proportional to 54,555.23, 81,832.84 and 15,112.34

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Solution

The fourth proportional to 54,555.23, 81,832.84 and 15,112.34 is: 22,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,555.23 : 81,832.84 = 15,112.34 : x
  2. Step 2: Convert to fraction form
    54,555.23/81,832.84 = 15,112.34/x
  3. Step 3: Cross multiply
    54,555.23x = 81,832.84 × 15,112.34
  4. Step 4: Simplify right side
    54,555.23x = 1,236,685,701.25
  5. Step 5: Solve for x
    x = 1,236,685,701.25/54,555.23
  6. Step 6: Final answer
    x = 22,668.51

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Similar ratio
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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.