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Finding the Fourth Proportional to 160,441.50, 240,675.21 and 49,633.50

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Solution

The fourth proportional to 160,441.50, 240,675.21 and 49,633.50 is: 74,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,441.50 : 240,675.21 = 49,633.50 : x
  2. Step 2: Convert to fraction form
    160,441.50/240,675.21 = 49,633.50/x
  3. Step 3: Cross multiply
    160,441.50x = 240,675.21 × 49,633.50
  4. Step 4: Simplify right side
    160,441.50x = 11,945,553,035.54
  5. Step 5: Solve for x
    x = 11,945,553,035.54/160,441.50
  6. Step 6: Final answer
    x = 74,454.26

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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.