Home / 52,997.12-73,136.44-29,124.20

Finding the Fourth Proportional to 52,997.12, 73,136.44 and 29,124.20

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Solution

The fourth proportional to 52,997.12, 73,136.44 and 29,124.20 is: 40,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,997.12 : 73,136.44 = 29,124.20 : x
  2. Step 2: Convert to fraction form
    52,997.12/73,136.44 = 29,124.20/x
  3. Step 3: Cross multiply
    52,997.12x = 73,136.44 × 29,124.20
  4. Step 4: Simplify right side
    52,997.12x = 2,130,040,305.85
  5. Step 5: Solve for x
    x = 2,130,040,305.85/52,997.12
  6. Step 6: Final answer
    x = 40,191.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.