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Finding the Fourth Proportional to 173,339.69, 259,565.64 and 119,957.75

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Solution

The fourth proportional to 173,339.69, 259,565.64 and 119,957.75 is: 179,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,339.69 : 259,565.64 = 119,957.75 : x
  2. Step 2: Convert to fraction form
    173,339.69/259,565.64 = 119,957.75/x
  3. Step 3: Cross multiply
    173,339.69x = 259,565.64 × 119,957.75
  4. Step 4: Simplify right side
    173,339.69x = 31,136,910,444.82
  5. Step 5: Solve for x
    x = 31,136,910,444.82/173,339.69
  6. Step 6: Final answer
    x = 179,629.44

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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.