Home / 54,590.36-81,885.53-15,147.48

Finding the Fourth Proportional to 54,590.36, 81,885.53 and 15,147.48

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Solution

The fourth proportional to 54,590.36, 81,885.53 and 15,147.48 is: 22,721.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,590.36 : 81,885.53 = 15,147.48 : x
  2. Step 2: Convert to fraction form
    54,590.36/81,885.53 = 15,147.48/x
  3. Step 3: Cross multiply
    54,590.36x = 81,885.53 × 15,147.48
  4. Step 4: Simplify right side
    54,590.36x = 1,240,359,542.60
  5. Step 5: Solve for x
    x = 1,240,359,542.60/54,590.36
  6. Step 6: Final answer
    x = 22,721.22

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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.