Home / 55,821.05-83,732.33-16,378.96

Finding the Fourth Proportional to 55,821.05, 83,732.33 and 16,378.96

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Solution

The fourth proportional to 55,821.05, 83,732.33 and 16,378.96 is: 24,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,821.05 : 83,732.33 = 16,378.96 : x
  2. Step 2: Convert to fraction form
    55,821.05/83,732.33 = 16,378.96/x
  3. Step 3: Cross multiply
    55,821.05x = 83,732.33 × 16,378.96
  4. Step 4: Simplify right side
    55,821.05x = 1,371,448,472.39
  5. Step 5: Solve for x
    x = 1,371,448,472.39/55,821.05
  6. Step 6: Final answer
    x = 24,568.66

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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.