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Finding the Fourth Proportional to 164,279.91, 246,419.87 and 64,487.10

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Solution

The fourth proportional to 164,279.91, 246,419.87 and 64,487.10 is: 96,730.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,279.91 : 246,419.87 = 64,487.10 : x
  2. Step 2: Convert to fraction form
    164,279.91/246,419.87 = 64,487.10/x
  3. Step 3: Cross multiply
    164,279.91x = 246,419.87 × 64,487.10
  4. Step 4: Simplify right side
    164,279.91x = 15,890,902,476.24
  5. Step 5: Solve for x
    x = 15,890,902,476.24/164,279.91
  6. Step 6: Final answer
    x = 96,730.65

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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.