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Finding the Fourth Proportional to 169,834.32, 254,415.08 and 116,394.96

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Solution

The fourth proportional to 169,834.32, 254,415.08 and 116,394.96 is: 174,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,834.32 : 254,415.08 = 116,394.96 : x
  2. Step 2: Convert to fraction form
    169,834.32/254,415.08 = 116,394.96/x
  3. Step 3: Cross multiply
    169,834.32x = 254,415.08 × 116,394.96
  4. Step 4: Simplify right side
    169,834.32x = 29,612,633,060.00
  5. Step 5: Solve for x
    x = 29,612,633,060.00/169,834.32
  6. Step 6: Final answer
    x = 174,361.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.