Home / 204,023.42-306,010.76-54,274.66

Finding the Fourth Proportional to 204,023.42, 306,010.76 and 54,274.66

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Solution

The fourth proportional to 204,023.42, 306,010.76 and 54,274.66 is: 81,405.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,023.42 : 306,010.76 = 54,274.66 : x
  2. Step 2: Convert to fraction form
    204,023.42/306,010.76 = 54,274.66/x
  3. Step 3: Cross multiply
    204,023.42x = 306,010.76 × 54,274.66
  4. Step 4: Simplify right side
    204,023.42x = 16,608,629,955.34
  5. Step 5: Solve for x
    x = 16,608,629,955.34/204,023.42
  6. Step 6: Final answer
    x = 81,405.51

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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.