Home / 231,323.20-346,984.80-178,835.20

Finding the Fourth Proportional to 231,323.20, 346,984.80 and 178,835.20

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Solution

The fourth proportional to 231,323.20, 346,984.80 and 178,835.20 is: 268,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,323.20 : 346,984.80 = 178,835.20 : x
  2. Step 2: Convert to fraction form
    231,323.20/346,984.80 = 178,835.20/x
  3. Step 3: Cross multiply
    231,323.20x = 346,984.80 × 178,835.20
  4. Step 4: Simplify right side
    231,323.20x = 62,053,096,104.96
  5. Step 5: Solve for x
    x = 62,053,096,104.96/231,323.20
  6. Step 6: Final answer
    x = 268,252.80

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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.