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Finding the Fourth Proportional to 167,285.68, 230,794.68 and 99,250.72

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Solution

The fourth proportional to 167,285.68, 230,794.68 and 99,250.72 is: 136,930.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,285.68 : 230,794.68 = 99,250.72 : x
  2. Step 2: Convert to fraction form
    167,285.68/230,794.68 = 99,250.72/x
  3. Step 3: Cross multiply
    167,285.68x = 230,794.68 × 99,250.72
  4. Step 4: Simplify right side
    167,285.68x = 22,906,538,162.17
  5. Step 5: Solve for x
    x = 22,906,538,162.17/167,285.68
  6. Step 6: Final answer
    x = 136,930.66

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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.