Home / 231,811.52-347,746.44-82,016.60

Finding the Fourth Proportional to 231,811.52, 347,746.44 and 82,016.60

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Solution

The fourth proportional to 231,811.52, 347,746.44 and 82,016.60 is: 123,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,811.52 : 347,746.44 = 82,016.60 : x
  2. Step 2: Convert to fraction form
    231,811.52/347,746.44 = 82,016.60/x
  3. Step 3: Cross multiply
    231,811.52x = 347,746.44 × 82,016.60
  4. Step 4: Simplify right side
    231,811.52x = 28,520,980,670.90
  5. Step 5: Solve for x
    x = 28,520,980,670.90/231,811.52
  6. Step 6: Final answer
    x = 123,035.22

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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.