Home / 128,204.02-192,306.17-33,434.13

Finding the Fourth Proportional to 128,204.02, 192,306.17 and 33,434.13

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Solution

The fourth proportional to 128,204.02, 192,306.17 and 33,434.13 is: 50,151.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,204.02 : 192,306.17 = 33,434.13 : x
  2. Step 2: Convert to fraction form
    128,204.02/192,306.17 = 33,434.13/x
  3. Step 3: Cross multiply
    128,204.02x = 192,306.17 × 33,434.13
  4. Step 4: Simplify right side
    128,204.02x = 6,429,589,487.58
  5. Step 5: Solve for x
    x = 6,429,589,487.58/128,204.02
  6. Step 6: Final answer
    x = 50,151.23

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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.