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Finding the Fourth Proportional to 43,227, 59,702.47 and 29,055.24

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Solution

The fourth proportional to 43,227, 59,702.47 and 29,055.24 is: 40,129.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,227 : 59,702.47 = 29,055.24 : x
  2. Step 2: Convert to fraction form
    43,227/59,702.47 = 29,055.24/x
  3. Step 3: Cross multiply
    43,227x = 59,702.47 × 29,055.24
  4. Step 4: Simplify right side
    43,227x = 1,734,669,521.80
  5. Step 5: Solve for x
    x = 1,734,669,521.80/43,227
  6. Step 6: Final answer
    x = 40,129.31

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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.