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Finding the Fourth Proportional to 173,231.64, 259,801.56 and 68,051.52

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Solution

The fourth proportional to 173,231.64, 259,801.56 and 68,051.52 is: 102,059.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,231.64 : 259,801.56 = 68,051.52 : x
  2. Step 2: Convert to fraction form
    173,231.64/259,801.56 = 68,051.52/x
  3. Step 3: Cross multiply
    173,231.64x = 259,801.56 × 68,051.52
  4. Step 4: Simplify right side
    173,231.64x = 17,679,891,056.37
  5. Step 5: Solve for x
    x = 17,679,891,056.37/173,231.64
  6. Step 6: Final answer
    x = 102,059.25

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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.