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Finding the Fourth Proportional to 246,130.64, 369,190.66 and 68,632.92

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Solution

The fourth proportional to 246,130.64, 369,190.66 and 68,632.92 is: 102,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,130.64 : 369,190.66 = 68,632.92 : x
  2. Step 2: Convert to fraction form
    246,130.64/369,190.66 = 68,632.92/x
  3. Step 3: Cross multiply
    246,130.64x = 369,190.66 × 68,632.92
  4. Step 4: Simplify right side
    246,130.64x = 25,338,633,032.53
  5. Step 5: Solve for x
    x = 25,338,633,032.53/246,130.64
  6. Step 6: Final answer
    x = 102,947.90

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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.