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Finding the Fourth Proportional to 173,165.16, 259,774.44 and 73,326

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Solution

The fourth proportional to 173,165.16, 259,774.44 and 73,326 is: 110,000.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,165.16 : 259,774.44 = 73,326 : x
  2. Step 2: Convert to fraction form
    173,165.16/259,774.44 = 73,326/x
  3. Step 3: Cross multiply
    173,165.16x = 259,774.44 × 73,326
  4. Step 4: Simplify right side
    173,165.16x = 19,048,220,587.44
  5. Step 5: Solve for x
    x = 19,048,220,587.44/173,165.16
  6. Step 6: Final answer
    x = 110,000.31

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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.