Home / 54,341.91-81,524.61-16,901.28

Finding the Fourth Proportional to 54,341.91, 81,524.61 and 16,901.28

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Solution

The fourth proportional to 54,341.91, 81,524.61 and 16,901.28 is: 25,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,341.91 : 81,524.61 = 16,901.28 : x
  2. Step 2: Convert to fraction form
    54,341.91/81,524.61 = 16,901.28/x
  3. Step 3: Cross multiply
    54,341.91x = 81,524.61 × 16,901.28
  4. Step 4: Simplify right side
    54,341.91x = 1,377,870,260.50
  5. Step 5: Solve for x
    x = 1,377,870,260.50/54,341.91
  6. Step 6: Final answer
    x = 25,355.57

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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.