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Finding the Fourth Proportional to 164,805.51, 246,531.48 and 131,590.44

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Solution

The fourth proportional to 164,805.51, 246,531.48 and 131,590.44 is: 196,845.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,805.51 : 246,531.48 = 131,590.44 : x
  2. Step 2: Convert to fraction form
    164,805.51/246,531.48 = 131,590.44/x
  3. Step 3: Cross multiply
    164,805.51x = 246,531.48 × 131,590.44
  4. Step 4: Simplify right side
    164,805.51x = 32,441,185,927.05
  5. Step 5: Solve for x
    x = 32,441,185,927.05/164,805.51
  6. Step 6: Final answer
    x = 196,845.27

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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.