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Finding the Fourth Proportional to 169,361.74, 233,711.29 and 97,764.83

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Solution

The fourth proportional to 169,361.74, 233,711.29 and 97,764.83 is: 134,910.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,361.74 : 233,711.29 = 97,764.83 : x
  2. Step 2: Convert to fraction form
    169,361.74/233,711.29 = 97,764.83/x
  3. Step 3: Cross multiply
    169,361.74x = 233,711.29 × 97,764.83
  4. Step 4: Simplify right side
    169,361.74x = 22,848,744,535.93
  5. Step 5: Solve for x
    x = 22,848,744,535.93/169,361.74
  6. Step 6: Final answer
    x = 134,910.90

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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.