Home / 54,920.09-82,363.80-23,329.70

Finding the Fourth Proportional to 54,920.09, 82,363.80 and 23,329.70

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Solution

The fourth proportional to 54,920.09, 82,363.80 and 23,329.70 is: 34,987.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,920.09 : 82,363.80 = 23,329.70 : x
  2. Step 2: Convert to fraction form
    54,920.09/82,363.80 = 23,329.70/x
  3. Step 3: Cross multiply
    54,920.09x = 82,363.80 × 23,329.70
  4. Step 4: Simplify right side
    54,920.09x = 1,921,522,744.86
  5. Step 5: Solve for x
    x = 1,921,522,744.86/54,920.09
  6. Step 6: Final answer
    x = 34,987.61

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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.