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Finding the Fourth Proportional to 95,673.66, 143,379.09 and 48,828.30

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Solution

The fourth proportional to 95,673.66, 143,379.09 and 48,828.30 is: 73,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,673.66 : 143,379.09 = 48,828.30 : x
  2. Step 2: Convert to fraction form
    95,673.66/143,379.09 = 48,828.30/x
  3. Step 3: Cross multiply
    95,673.66x = 143,379.09 × 48,828.30
  4. Step 4: Simplify right side
    95,673.66x = 7,000,957,220.25
  5. Step 5: Solve for x
    x = 7,000,957,220.25/95,673.66
  6. Step 6: Final answer
    x = 73,175.39

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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.