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Finding the Fourth Proportional to 164,068.62, 246,116.82 and 45,740.07

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Solution

The fourth proportional to 164,068.62, 246,116.82 and 45,740.07 is: 68,613.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,068.62 : 246,116.82 = 45,740.07 : x
  2. Step 2: Convert to fraction form
    164,068.62/246,116.82 = 45,740.07/x
  3. Step 3: Cross multiply
    164,068.62x = 246,116.82 × 45,740.07
  4. Step 4: Simplify right side
    164,068.62x = 11,257,401,207.97
  5. Step 5: Solve for x
    x = 11,257,401,207.97/164,068.62
  6. Step 6: Final answer
    x = 68,613.98

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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.