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Finding the Fourth Proportional to 224,132.16, 336,227.39 and 81,955.29

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Solution

The fourth proportional to 224,132.16, 336,227.39 and 81,955.29 is: 122,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,132.16 : 336,227.39 = 81,955.29 : x
  2. Step 2: Convert to fraction form
    224,132.16/336,227.39 = 81,955.29/x
  3. Step 3: Cross multiply
    224,132.16x = 336,227.39 × 81,955.29
  4. Step 4: Simplify right side
    224,132.16x = 27,555,613,253.39
  5. Step 5: Solve for x
    x = 27,555,613,253.39/224,132.16
  6. Step 6: Final answer
    x = 122,943.59

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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.