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Finding the Fourth Proportional to 238,053.52, 356,831.10 and 80,227.42

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Solution

The fourth proportional to 238,053.52, 356,831.10 and 80,227.42 is: 120,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,053.52 : 356,831.10 = 80,227.42 : x
  2. Step 2: Convert to fraction form
    238,053.52/356,831.10 = 80,227.42/x
  3. Step 3: Cross multiply
    238,053.52x = 356,831.10 × 80,227.42
  4. Step 4: Simplify right side
    238,053.52x = 28,627,638,528.76
  5. Step 5: Solve for x
    x = 28,627,638,528.76/238,053.52
  6. Step 6: Final answer
    x = 120,257.15

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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.