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Finding the Fourth Proportional to 246,155.90, 369,201.04 and 68,648.04

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Solution

The fourth proportional to 246,155.90, 369,201.04 and 68,648.04 is: 102,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,155.90 : 369,201.04 = 68,648.04 : x
  2. Step 2: Convert to fraction form
    246,155.90/369,201.04 = 68,648.04/x
  3. Step 3: Cross multiply
    246,155.90x = 369,201.04 × 68,648.04
  4. Step 4: Simplify right side
    246,155.90x = 25,344,927,590.34
  5. Step 5: Solve for x
    x = 25,344,927,590.34/246,155.90
  6. Step 6: Final answer
    x = 102,962.91

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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.