Home / 231,312.20-346,968.30-178,824.20

Finding the Fourth Proportional to 231,312.20, 346,968.30 and 178,824.20

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Solution

The fourth proportional to 231,312.20, 346,968.30 and 178,824.20 is: 268,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,312.20 : 346,968.30 = 178,824.20 : x
  2. Step 2: Convert to fraction form
    231,312.20/346,968.30 = 178,824.20/x
  3. Step 3: Cross multiply
    231,312.20x = 346,968.30 × 178,824.20
  4. Step 4: Simplify right side
    231,312.20x = 62,046,328,672.86
  5. Step 5: Solve for x
    x = 62,046,328,672.86/231,312.20
  6. Step 6: Final answer
    x = 268,236.30

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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.