Home / 165,738.50-248,607.76-54,930.50

Finding the Fourth Proportional to 165,738.50, 248,607.76 and 54,930.50

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Solution

The fourth proportional to 165,738.50, 248,607.76 and 54,930.50 is: 82,395.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,738.50 : 248,607.76 = 54,930.50 : x
  2. Step 2: Convert to fraction form
    165,738.50/248,607.76 = 54,930.50/x
  3. Step 3: Cross multiply
    165,738.50x = 248,607.76 × 54,930.50
  4. Step 4: Simplify right side
    165,738.50x = 13,656,148,560.68
  5. Step 5: Solve for x
    x = 13,656,148,560.68/165,738.50
  6. Step 6: Final answer
    x = 82,395.75

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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.