Home / 262,579.24-393,997.38-162,712.72

Finding the Fourth Proportional to 262,579.24, 393,997.38 and 162,712.72

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Solution

The fourth proportional to 262,579.24, 393,997.38 and 162,712.72 is: 244,148.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,579.24 : 393,997.38 = 162,712.72 : x
  2. Step 2: Convert to fraction form
    262,579.24/393,997.38 = 162,712.72/x
  3. Step 3: Cross multiply
    262,579.24x = 393,997.38 × 162,712.72
  4. Step 4: Simplify right side
    262,579.24x = 64,108,385,372.67
  5. Step 5: Solve for x
    x = 64,108,385,372.67/262,579.24
  6. Step 6: Final answer
    x = 244,148.72

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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.