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Finding the Fourth Proportional to 67,823.72, 101,702.76 and 23,434.91

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Solution

The fourth proportional to 67,823.72, 101,702.76 and 23,434.91 is: 35,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,823.72 : 101,702.76 = 23,434.91 : x
  2. Step 2: Convert to fraction form
    67,823.72/101,702.76 = 23,434.91/x
  3. Step 3: Cross multiply
    67,823.72x = 101,702.76 × 23,434.91
  4. Step 4: Simplify right side
    67,823.72x = 2,383,395,027.35
  5. Step 5: Solve for x
    x = 2,383,395,027.35/67,823.72
  6. Step 6: Final answer
    x = 35,141.02

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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.