Home / 231,977.04-347,867.07-82,255.02

Finding the Fourth Proportional to 231,977.04, 347,867.07 and 82,255.02

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Solution

The fourth proportional to 231,977.04, 347,867.07 and 82,255.02 is: 123,347.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,977.04 : 347,867.07 = 82,255.02 : x
  2. Step 2: Convert to fraction form
    231,977.04/347,867.07 = 82,255.02/x
  3. Step 3: Cross multiply
    231,977.04x = 347,867.07 × 82,255.02
  4. Step 4: Simplify right side
    231,977.04x = 28,613,812,800.19
  5. Step 5: Solve for x
    x = 28,613,812,800.19/231,977.04
  6. Step 6: Final answer
    x = 123,347.61

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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.