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Finding the Fourth Proportional to 54,866.70, 82,243.35 and 29,853.90

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Solution

The fourth proportional to 54,866.70, 82,243.35 and 29,853.90 is: 44,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,866.70 : 82,243.35 = 29,853.90 : x
  2. Step 2: Convert to fraction form
    54,866.70/82,243.35 = 29,853.90/x
  3. Step 3: Cross multiply
    54,866.70x = 82,243.35 × 29,853.90
  4. Step 4: Simplify right side
    54,866.70x = 2,455,284,746.57
  5. Step 5: Solve for x
    x = 2,455,284,746.57/54,866.70
  6. Step 6: Final answer
    x = 44,750.00

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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.