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Finding the Fourth Proportional to 212,250.57, 292,904.22 and 116,755.20

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Solution

The fourth proportional to 212,250.57, 292,904.22 and 116,755.20 is: 161,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,250.57 : 292,904.22 = 116,755.20 : x
  2. Step 2: Convert to fraction form
    212,250.57/292,904.22 = 116,755.20/x
  3. Step 3: Cross multiply
    212,250.57x = 292,904.22 × 116,755.20
  4. Step 4: Simplify right side
    212,250.57x = 34,198,090,786.94
  5. Step 5: Solve for x
    x = 34,198,090,786.94/212,250.57
  6. Step 6: Final answer
    x = 161,121.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.