Home / 217,932.90-300,783.08-181,576.68

Finding the Fourth Proportional to 217,932.90, 300,783.08 and 181,576.68

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Solution

The fourth proportional to 217,932.90, 300,783.08 and 181,576.68 is: 250,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,932.90 : 300,783.08 = 181,576.68 : x
  2. Step 2: Convert to fraction form
    217,932.90/300,783.08 = 181,576.68/x
  3. Step 3: Cross multiply
    217,932.90x = 300,783.08 × 181,576.68
  4. Step 4: Simplify right side
    217,932.90x = 54,615,193,066.57
  5. Step 5: Solve for x
    x = 54,615,193,066.57/217,932.90
  6. Step 6: Final answer
    x = 250,605.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.