Home / 414,154.50-621,245.52-114,610.02

Finding the Fourth Proportional to 414,154.50, 621,245.52 and 114,610.02

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Solution

The fourth proportional to 414,154.50, 621,245.52 and 114,610.02 is: 171,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,154.50 : 621,245.52 = 114,610.02 : x
  2. Step 2: Convert to fraction form
    414,154.50/621,245.52 = 114,610.02/x
  3. Step 3: Cross multiply
    414,154.50x = 621,245.52 × 114,610.02
  4. Step 4: Simplify right side
    414,154.50x = 71,200,961,472.11
  5. Step 5: Solve for x
    x = 71,200,961,472.11/414,154.50
  6. Step 6: Final answer
    x = 171,918.84

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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.