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Finding the Fourth Proportional to 169,833.72, 234,610.38 and 136,066.44

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Solution

The fourth proportional to 169,833.72, 234,610.38 and 136,066.44 is: 187,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,833.72 : 234,610.38 = 136,066.44 : x
  2. Step 2: Convert to fraction form
    169,833.72/234,610.38 = 136,066.44/x
  3. Step 3: Cross multiply
    169,833.72x = 234,610.38 × 136,066.44
  4. Step 4: Simplify right side
    169,833.72x = 31,922,599,193.65
  5. Step 5: Solve for x
    x = 31,922,599,193.65/169,833.72
  6. Step 6: Final answer
    x = 187,963.85

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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.