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Finding the Fourth Proportional to 246,154.90, 369,199.54 and 68,647.04

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Solution

The fourth proportional to 246,154.90, 369,199.54 and 68,647.04 is: 102,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,154.90 : 369,199.54 = 68,647.04 : x
  2. Step 2: Convert to fraction form
    246,154.90/369,199.54 = 68,647.04/x
  3. Step 3: Cross multiply
    246,154.90x = 369,199.54 × 68,647.04
  4. Step 4: Simplify right side
    246,154.90x = 25,344,455,247.13
  5. Step 5: Solve for x
    x = 25,344,455,247.13/246,154.90
  6. Step 6: Final answer
    x = 102,961.41

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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.