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Finding the Fourth Proportional to 246,157.77, 369,239.59 and 68,653.98

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Solution

The fourth proportional to 246,157.77, 369,239.59 and 68,653.98 is: 102,981.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,157.77 : 369,239.59 = 68,653.98 : x
  2. Step 2: Convert to fraction form
    246,157.77/369,239.59 = 68,653.98/x
  3. Step 3: Cross multiply
    246,157.77x = 369,239.59 × 68,653.98
  4. Step 4: Simplify right side
    246,157.77x = 25,349,766,675.60
  5. Step 5: Solve for x
    x = 25,349,766,675.60/246,157.77
  6. Step 6: Final answer
    x = 102,981.79

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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.