Home / 54,149.58-81,232.07-16,712.73

Finding the Fourth Proportional to 54,149.58, 81,232.07 and 16,712.73

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Solution

The fourth proportional to 54,149.58, 81,232.07 and 16,712.73 is: 25,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,149.58 : 81,232.07 = 16,712.73 : x
  2. Step 2: Convert to fraction form
    54,149.58/81,232.07 = 16,712.73/x
  3. Step 3: Cross multiply
    54,149.58x = 81,232.07 × 16,712.73
  4. Step 4: Simplify right side
    54,149.58x = 1,357,609,569.69
  5. Step 5: Solve for x
    x = 1,357,609,569.69/54,149.58
  6. Step 6: Final answer
    x = 25,071.47

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Double scale
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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.