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Finding the Fourth Proportional to 62,827.97, 86,702.88 and 34,535.48

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Solution

The fourth proportional to 62,827.97, 86,702.88 and 34,535.48 is: 47,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,827.97 : 86,702.88 = 34,535.48 : x
  2. Step 2: Convert to fraction form
    62,827.97/86,702.88 = 34,535.48/x
  3. Step 3: Cross multiply
    62,827.97x = 86,702.88 × 34,535.48
  4. Step 4: Simplify right side
    62,827.97x = 2,994,325,144.67
  5. Step 5: Solve for x
    x = 2,994,325,144.67/62,827.97
  6. Step 6: Final answer
    x = 47,659.11

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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.