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Finding the Fourth Proportional to 54,798.58, 82,221.55 and 29,468.49

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Solution

The fourth proportional to 54,798.58, 82,221.55 and 29,468.49 is: 44,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,798.58 : 82,221.55 = 29,468.49 : x
  2. Step 2: Convert to fraction form
    54,798.58/82,221.55 = 29,468.49/x
  3. Step 3: Cross multiply
    54,798.58x = 82,221.55 × 29,468.49
  4. Step 4: Simplify right side
    54,798.58x = 2,422,944,923.96
  5. Step 5: Solve for x
    x = 2,422,944,923.96/54,798.58
  6. Step 6: Final answer
    x = 44,215.47

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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.