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Finding the Fourth Proportional to 167,009.82, 230,472.71 and 90,528.62

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Solution

The fourth proportional to 167,009.82, 230,472.71 and 90,528.62 is: 124,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,009.82 : 230,472.71 = 90,528.62 : x
  2. Step 2: Convert to fraction form
    167,009.82/230,472.71 = 90,528.62/x
  3. Step 3: Cross multiply
    167,009.82x = 230,472.71 × 90,528.62
  4. Step 4: Simplify right side
    167,009.82x = 20,864,376,383.96
  5. Step 5: Solve for x
    x = 20,864,376,383.96/167,009.82
  6. Step 6: Final answer
    x = 124,929.04

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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.