Home / 414,610.19-621,913.17-161,916.34

Finding the Fourth Proportional to 414,610.19, 621,913.17 and 161,916.34

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Solution

The fourth proportional to 414,610.19, 621,913.17 and 161,916.34 is: 242,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,610.19 : 621,913.17 = 161,916.34 : x
  2. Step 2: Convert to fraction form
    414,610.19/621,913.17 = 161,916.34/x
  3. Step 3: Cross multiply
    414,610.19x = 621,913.17 × 161,916.34
  4. Step 4: Simplify right side
    414,610.19x = 100,697,901,174.63
  5. Step 5: Solve for x
    x = 100,697,901,174.63/414,610.19
  6. Step 6: Final answer
    x = 242,873.68

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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.