Home / 269,236.20-403,854.30-91,943.40

Finding the Fourth Proportional to 269,236.20, 403,854.30 and 91,943.40

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Solution

The fourth proportional to 269,236.20, 403,854.30 and 91,943.40 is: 137,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,236.20 : 403,854.30 = 91,943.40 : x
  2. Step 2: Convert to fraction form
    269,236.20/403,854.30 = 91,943.40/x
  3. Step 3: Cross multiply
    269,236.20x = 403,854.30 × 91,943.40
  4. Step 4: Simplify right side
    269,236.20x = 37,131,737,446.62
  5. Step 5: Solve for x
    x = 37,131,737,446.62/269,236.20
  6. Step 6: Final answer
    x = 137,915.10

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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.