Home / 54,777.48-82,166.22-19,716.24

Finding the Fourth Proportional to 54,777.48, 82,166.22 and 19,716.24

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Solution

The fourth proportional to 54,777.48, 82,166.22 and 19,716.24 is: 29,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,777.48 : 82,166.22 = 19,716.24 : x
  2. Step 2: Convert to fraction form
    54,777.48/82,166.22 = 19,716.24/x
  3. Step 3: Cross multiply
    54,777.48x = 82,166.22 × 19,716.24
  4. Step 4: Simplify right side
    54,777.48x = 1,620,008,913.41
  5. Step 5: Solve for x
    x = 1,620,008,913.41/54,777.48
  6. Step 6: Final answer
    x = 29,574.36

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Double scale
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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.