Home / 165,691.26-248,536.80-47,362.50

Finding the Fourth Proportional to 165,691.26, 248,536.80 and 47,362.50

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Solution

The fourth proportional to 165,691.26, 248,536.80 and 47,362.50 is: 71,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,691.26 : 248,536.80 = 47,362.50 : x
  2. Step 2: Convert to fraction form
    165,691.26/248,536.80 = 47,362.50/x
  3. Step 3: Cross multiply
    165,691.26x = 248,536.80 × 47,362.50
  4. Step 4: Simplify right side
    165,691.26x = 11,771,324,190
  5. Step 5: Solve for x
    x = 11,771,324,190/165,691.26
  6. Step 6: Final answer
    x = 71,043.72

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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.