Home / 57,441.61-86,162.46-18,001.80

Finding the Fourth Proportional to 57,441.61, 86,162.46 and 18,001.80

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Solution

The fourth proportional to 57,441.61, 86,162.46 and 18,001.80 is: 27,002.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,441.61 : 86,162.46 = 18,001.80 : x
  2. Step 2: Convert to fraction form
    57,441.61/86,162.46 = 18,001.80/x
  3. Step 3: Cross multiply
    57,441.61x = 86,162.46 × 18,001.80
  4. Step 4: Simplify right side
    57,441.61x = 1,551,079,372.43
  5. Step 5: Solve for x
    x = 1,551,079,372.43/57,441.61
  6. Step 6: Final answer
    x = 27,002.71

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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.