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Finding the Fourth Proportional to 224,130.16, 336,224.39 and 81,953.29

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Solution

The fourth proportional to 224,130.16, 336,224.39 and 81,953.29 is: 122,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,130.16 : 336,224.39 = 81,953.29 : x
  2. Step 2: Convert to fraction form
    224,130.16/336,224.39 = 81,953.29/x
  3. Step 3: Cross multiply
    224,130.16x = 336,224.39 × 81,953.29
  4. Step 4: Simplify right side
    224,130.16x = 27,554,692,847.85
  5. Step 5: Solve for x
    x = 27,554,692,847.85/224,130.16
  6. Step 6: Final answer
    x = 122,940.59

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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.