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Finding the Fourth Proportional to 59,951.58, 82,720.35 and 34,787.58

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Solution

The fourth proportional to 59,951.58, 82,720.35 and 34,787.58 is: 47,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,951.58 : 82,720.35 = 34,787.58 : x
  2. Step 2: Convert to fraction form
    59,951.58/82,720.35 = 34,787.58/x
  3. Step 3: Cross multiply
    59,951.58x = 82,720.35 × 34,787.58
  4. Step 4: Simplify right side
    59,951.58x = 2,877,640,793.25
  5. Step 5: Solve for x
    x = 2,877,640,793.25/59,951.58
  6. Step 6: Final answer
    x = 47,999.42

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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.