Home / 131,997.53-182,157.95-71,568.29

Finding the Fourth Proportional to 131,997.53, 182,157.95 and 71,568.29

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Solution

The fourth proportional to 131,997.53, 182,157.95 and 71,568.29 is: 98,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,997.53 : 182,157.95 = 71,568.29 : x
  2. Step 2: Convert to fraction form
    131,997.53/182,157.95 = 71,568.29/x
  3. Step 3: Cross multiply
    131,997.53x = 182,157.95 × 71,568.29
  4. Step 4: Simplify right side
    131,997.53x = 13,036,732,633.56
  5. Step 5: Solve for x
    x = 13,036,732,633.56/131,997.53
  6. Step 6: Final answer
    x = 98,764.97

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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.