Home / 54,320.88-81,453.54-22,722.39

Finding the Fourth Proportional to 54,320.88, 81,453.54 and 22,722.39

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Solution

The fourth proportional to 54,320.88, 81,453.54 and 22,722.39 is: 34,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,320.88 : 81,453.54 = 22,722.39 : x
  2. Step 2: Convert to fraction form
    54,320.88/81,453.54 = 22,722.39/x
  3. Step 3: Cross multiply
    54,320.88x = 81,453.54 × 22,722.39
  4. Step 4: Simplify right side
    54,320.88x = 1,850,819,102.76
  5. Step 5: Solve for x
    x = 1,850,819,102.76/54,320.88
  6. Step 6: Final answer
    x = 34,071.96

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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.