Home / 95,705.83-143,579.50-29,144.21

Finding the Fourth Proportional to 95,705.83, 143,579.50 and 29,144.21

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Solution

The fourth proportional to 95,705.83, 143,579.50 and 29,144.21 is: 43,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,705.83 : 143,579.50 = 29,144.21 : x
  2. Step 2: Convert to fraction form
    95,705.83/143,579.50 = 29,144.21/x
  3. Step 3: Cross multiply
    95,705.83x = 143,579.50 × 29,144.21
  4. Step 4: Simplify right side
    95,705.83x = 4,184,511,385.78
  5. Step 5: Solve for x
    x = 4,184,511,385.78/95,705.83
  6. Step 6: Final answer
    x = 43,722.64

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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.