Home / 124,446.87-186,654.40-40,198.27

Finding the Fourth Proportional to 124,446.87, 186,654.40 and 40,198.27

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Solution

The fourth proportional to 124,446.87, 186,654.40 and 40,198.27 is: 60,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,446.87 : 186,654.40 = 40,198.27 : x
  2. Step 2: Convert to fraction form
    124,446.87/186,654.40 = 40,198.27/x
  3. Step 3: Cross multiply
    124,446.87x = 186,654.40 × 40,198.27
  4. Step 4: Simplify right side
    124,446.87x = 7,503,183,967.89
  5. Step 5: Solve for x
    x = 7,503,183,967.89/124,446.87
  6. Step 6: Final answer
    x = 60,292.27

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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.