Home / 243,997.20-365,954.27-66,462.68

Finding the Fourth Proportional to 243,997.20, 365,954.27 and 66,462.68

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Solution

The fourth proportional to 243,997.20, 365,954.27 and 66,462.68 is: 99,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,997.20 : 365,954.27 = 66,462.68 : x
  2. Step 2: Convert to fraction form
    243,997.20/365,954.27 = 66,462.68/x
  3. Step 3: Cross multiply
    243,997.20x = 365,954.27 × 66,462.68
  4. Step 4: Simplify right side
    243,997.20x = 24,322,299,379.56
  5. Step 5: Solve for x
    x = 24,322,299,379.56/243,997.20
  6. Step 6: Final answer
    x = 99,682.70

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1.5x scale

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.