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Finding the Fourth Proportional to 212,062.56, 292,640.48 and 116,556.24

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Solution

The fourth proportional to 212,062.56, 292,640.48 and 116,556.24 is: 160,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,062.56 : 292,640.48 = 116,556.24 : x
  2. Step 2: Convert to fraction form
    212,062.56/292,640.48 = 116,556.24/x
  3. Step 3: Cross multiply
    212,062.56x = 292,640.48 × 116,556.24
  4. Step 4: Simplify right side
    212,062.56x = 34,109,074,020.60
  5. Step 5: Solve for x
    x = 34,109,074,020.60/212,062.56
  6. Step 6: Final answer
    x = 160,844.39

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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.