Home / 194,823.40-292,162.20-68,414.80

Finding the Fourth Proportional to 194,823.40, 292,162.20 and 68,414.80

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Solution

The fourth proportional to 194,823.40, 292,162.20 and 68,414.80 is: 102,596.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,823.40 : 292,162.20 = 68,414.80 : x
  2. Step 2: Convert to fraction form
    194,823.40/292,162.20 = 68,414.80/x
  3. Step 3: Cross multiply
    194,823.40x = 292,162.20 × 68,414.80
  4. Step 4: Simplify right side
    194,823.40x = 19,988,218,480.56
  5. Step 5: Solve for x
    x = 19,988,218,480.56/194,823.40
  6. Step 6: Final answer
    x = 102,596.60

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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.