Home / 231,630.16-347,496.24-131,837.32

Finding the Fourth Proportional to 231,630.16, 347,496.24 and 131,837.32

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Solution

The fourth proportional to 231,630.16, 347,496.24 and 131,837.32 is: 197,785.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,630.16 : 347,496.24 = 131,837.32 : x
  2. Step 2: Convert to fraction form
    231,630.16/347,496.24 = 131,837.32/x
  3. Step 3: Cross multiply
    231,630.16x = 347,496.24 × 131,837.32
  4. Step 4: Simplify right side
    231,630.16x = 45,812,972,991.68
  5. Step 5: Solve for x
    x = 45,812,972,991.68/231,630.16
  6. Step 6: Final answer
    x = 197,785.01

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1.5x scale

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.