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Finding the Fourth Proportional to 160,016.76, 240,039 and 41,687.82

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Solution

The fourth proportional to 160,016.76, 240,039 and 41,687.82 is: 62,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,016.76 : 240,039 = 41,687.82 : x
  2. Step 2: Convert to fraction form
    160,016.76/240,039 = 41,687.82/x
  3. Step 3: Cross multiply
    160,016.76x = 240,039 × 41,687.82
  4. Step 4: Simplify right side
    160,016.76x = 10,006,702,624.98
  5. Step 5: Solve for x
    x = 10,006,702,624.98/160,016.76
  6. Step 6: Final answer
    x = 62,535.34

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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.