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Finding the Fourth Proportional to 124,556.90, 186,835.26 and 41,450.90

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Solution

The fourth proportional to 124,556.90, 186,835.26 and 41,450.90 is: 62,176.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,556.90 : 186,835.26 = 41,450.90 : x
  2. Step 2: Convert to fraction form
    124,556.90/186,835.26 = 41,450.90/x
  3. Step 3: Cross multiply
    124,556.90x = 186,835.26 × 41,450.90
  4. Step 4: Simplify right side
    124,556.90x = 7,744,489,678.73
  5. Step 5: Solve for x
    x = 7,744,489,678.73/124,556.90
  6. Step 6: Final answer
    x = 62,176.32

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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.