Home / 43,717.68-65,586.24-12,550.56

Finding the Fourth Proportional to 43,717.68, 65,586.24 and 12,550.56

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Solution

The fourth proportional to 43,717.68, 65,586.24 and 12,550.56 is: 18,828.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,717.68 : 65,586.24 = 12,550.56 : x
  2. Step 2: Convert to fraction form
    43,717.68/65,586.24 = 12,550.56/x
  3. Step 3: Cross multiply
    43,717.68x = 65,586.24 × 12,550.56
  4. Step 4: Simplify right side
    43,717.68x = 823,144,040.29
  5. Step 5: Solve for x
    x = 823,144,040.29/43,717.68
  6. Step 6: Final answer
    x = 18,828.63

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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.