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Finding the Fourth Proportional to 241,345.50, 362,076.77 and 72,855.75

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Solution

The fourth proportional to 241,345.50, 362,076.77 and 72,855.75 is: 109,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,345.50 : 362,076.77 = 72,855.75 : x
  2. Step 2: Convert to fraction form
    241,345.50/362,076.77 = 72,855.75/x
  3. Step 3: Cross multiply
    241,345.50x = 362,076.77 × 72,855.75
  4. Step 4: Simplify right side
    241,345.50x = 26,379,376,175.85
  5. Step 5: Solve for x
    x = 26,379,376,175.85/241,345.50
  6. Step 6: Final answer
    x = 109,301.30

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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.