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Finding the Fourth Proportional to 273,015.32, 409,707.59 and 95,523.86

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Solution

The fourth proportional to 273,015.32, 409,707.59 and 95,523.86 is: 143,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,015.32 : 409,707.59 = 95,523.86 : x
  2. Step 2: Convert to fraction form
    273,015.32/409,707.59 = 95,523.86/x
  3. Step 3: Cross multiply
    273,015.32x = 409,707.59 × 95,523.86
  4. Step 4: Simplify right side
    273,015.32x = 39,136,847,941.94
  5. Step 5: Solve for x
    x = 39,136,847,941.94/273,015.32
  6. Step 6: Final answer
    x = 143,350.38

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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.