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Finding the Fourth Proportional to 173,059.88, 238,730.10 and 119,371.46

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Solution

The fourth proportional to 173,059.88, 238,730.10 and 119,371.46 is: 164,668.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,059.88 : 238,730.10 = 119,371.46 : x
  2. Step 2: Convert to fraction form
    173,059.88/238,730.10 = 119,371.46/x
  3. Step 3: Cross multiply
    173,059.88x = 238,730.10 × 119,371.46
  4. Step 4: Simplify right side
    173,059.88x = 28,497,560,582.95
  5. Step 5: Solve for x
    x = 28,497,560,582.95/173,059.88
  6. Step 6: Final answer
    x = 164,668.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.