Home / 231,717.40-347,576.10-186,616.60

Finding the Fourth Proportional to 231,717.40, 347,576.10 and 186,616.60

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Solution

The fourth proportional to 231,717.40, 347,576.10 and 186,616.60 is: 279,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,717.40 : 347,576.10 = 186,616.60 : x
  2. Step 2: Convert to fraction form
    231,717.40/347,576.10 = 186,616.60/x
  3. Step 3: Cross multiply
    231,717.40x = 347,576.10 × 186,616.60
  4. Step 4: Simplify right side
    231,717.40x = 64,863,470,023.26
  5. Step 5: Solve for x
    x = 64,863,470,023.26/231,717.40
  6. Step 6: Final answer
    x = 279,924.90

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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.