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Finding the Fourth Proportional to 169,759.94, 234,186.81 and 113,098.82

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Solution

The fourth proportional to 169,759.94, 234,186.81 and 113,098.82 is: 156,021.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,759.94 : 234,186.81 = 113,098.82 : x
  2. Step 2: Convert to fraction form
    169,759.94/234,186.81 = 113,098.82/x
  3. Step 3: Cross multiply
    169,759.94x = 234,186.81 × 113,098.82
  4. Step 4: Simplify right side
    169,759.94x = 26,486,251,870.56
  5. Step 5: Solve for x
    x = 26,486,251,870.56/169,759.94
  6. Step 6: Final answer
    x = 156,021.80

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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.