Home / 165,734.50-248,601.75-54,926.50

Finding the Fourth Proportional to 165,734.50, 248,601.75 and 54,926.50

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Solution

The fourth proportional to 165,734.50, 248,601.75 and 54,926.50 is: 82,389.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,734.50 : 248,601.75 = 54,926.50 : x
  2. Step 2: Convert to fraction form
    165,734.50/248,601.75 = 54,926.50/x
  3. Step 3: Cross multiply
    165,734.50x = 248,601.75 × 54,926.50
  4. Step 4: Simplify right side
    165,734.50x = 13,654,824,021.38
  5. Step 5: Solve for x
    x = 13,654,824,021.38/165,734.50
  6. Step 6: Final answer
    x = 82,389.75

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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.