Home / 104,628.72-156,919.41-29,747.20

Finding the Fourth Proportional to 104,628.72, 156,919.41 and 29,747.20

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Solution

The fourth proportional to 104,628.72, 156,919.41 and 29,747.20 is: 44,614.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,628.72 : 156,919.41 = 29,747.20 : x
  2. Step 2: Convert to fraction form
    104,628.72/156,919.41 = 29,747.20/x
  3. Step 3: Cross multiply
    104,628.72x = 156,919.41 × 29,747.20
  4. Step 4: Simplify right side
    104,628.72x = 4,667,913,073.15
  5. Step 5: Solve for x
    x = 4,667,913,073.15/104,628.72
  6. Step 6: Final answer
    x = 44,614.07

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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.