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Finding the Fourth Proportional to 167,253.10, 230,722.10 and 102,736.88

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Solution

The fourth proportional to 167,253.10, 230,722.10 and 102,736.88 is: 141,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,253.10 : 230,722.10 = 102,736.88 : x
  2. Step 2: Convert to fraction form
    167,253.10/230,722.10 = 102,736.88/x
  3. Step 3: Cross multiply
    167,253.10x = 230,722.10 × 102,736.88
  4. Step 4: Simplify right side
    167,253.10x = 23,703,668,701.05
  5. Step 5: Solve for x
    x = 23,703,668,701.05/167,253.10
  6. Step 6: Final answer
    x = 141,723.34

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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.