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Finding the Fourth Proportional to 159,991.44, 240,000.95 and 41,663

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Solution

The fourth proportional to 159,991.44, 240,000.95 and 41,663 is: 62,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,991.44 : 240,000.95 = 41,663 : x
  2. Step 2: Convert to fraction form
    159,991.44/240,000.95 = 41,663/x
  3. Step 3: Cross multiply
    159,991.44x = 240,000.95 × 41,663
  4. Step 4: Simplify right side
    159,991.44x = 9,999,159,579.85
  5. Step 5: Solve for x
    x = 9,999,159,579.85/159,991.44
  6. Step 6: Final answer
    x = 62,498.09

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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.