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Finding the Fourth Proportional to 54,335.99, 81,495.23 and 14,883.89

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Solution

The fourth proportional to 54,335.99, 81,495.23 and 14,883.89 is: 22,323.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,335.99 : 81,495.23 = 14,883.89 : x
  2. Step 2: Convert to fraction form
    54,335.99/81,495.23 = 14,883.89/x
  3. Step 3: Cross multiply
    54,335.99x = 81,495.23 × 14,883.89
  4. Step 4: Simplify right side
    54,335.99x = 1,212,965,668.58
  5. Step 5: Solve for x
    x = 1,212,965,668.58/54,335.99
  6. Step 6: Final answer
    x = 22,323.43

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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.