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Finding the Fourth Proportional to 168,213.23, 252,034.21 and 101,513.22

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Solution

The fourth proportional to 168,213.23, 252,034.21 and 101,513.22 is: 152,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,213.23 : 252,034.21 = 101,513.22 : x
  2. Step 2: Convert to fraction form
    168,213.23/252,034.21 = 101,513.22/x
  3. Step 3: Cross multiply
    168,213.23x = 252,034.21 × 101,513.22
  4. Step 4: Simplify right side
    168,213.23x = 25,584,804,207.26
  5. Step 5: Solve for x
    x = 25,584,804,207.26/168,213.23
  6. Step 6: Final answer
    x = 152,097.46

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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.