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Finding the Fourth Proportional to 54,999.30, 75,885.88 and 33,488.79

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Solution

The fourth proportional to 54,999.30, 75,885.88 and 33,488.79 is: 46,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999.30 : 75,885.88 = 33,488.79 : x
  2. Step 2: Convert to fraction form
    54,999.30/75,885.88 = 33,488.79/x
  3. Step 3: Cross multiply
    54,999.30x = 75,885.88 × 33,488.79
  4. Step 4: Simplify right side
    54,999.30x = 2,541,326,299.29
  5. Step 5: Solve for x
    x = 2,541,326,299.29/54,999.30
  6. Step 6: Final answer
    x = 46,206.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.