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Finding the Fourth Proportional to 59,205.45, 81,702.56 and 32,347.38

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Solution

The fourth proportional to 59,205.45, 81,702.56 and 32,347.38 is: 44,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,205.45 : 81,702.56 = 32,347.38 : x
  2. Step 2: Convert to fraction form
    59,205.45/81,702.56 = 32,347.38/x
  3. Step 3: Cross multiply
    59,205.45x = 81,702.56 × 32,347.38
  4. Step 4: Simplify right side
    59,205.45x = 2,642,863,755.29
  5. Step 5: Solve for x
    x = 2,642,863,755.29/59,205.45
  6. Step 6: Final answer
    x = 44,638.86

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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.