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Finding the Fourth Proportional to 117,995.00, 162,832.14 and 64,279.98

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Solution

The fourth proportional to 117,995.00, 162,832.14 and 64,279.98 is: 88,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,995.00 : 162,832.14 = 64,279.98 : x
  2. Step 2: Convert to fraction form
    117,995.00/162,832.14 = 64,279.98/x
  3. Step 3: Cross multiply
    117,995.00x = 162,832.14 × 64,279.98
  4. Step 4: Simplify right side
    117,995.00x = 10,466,846,702.56
  5. Step 5: Solve for x
    x = 10,466,846,702.56/117,995.00
  6. Step 6: Final answer
    x = 88,705.85

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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.