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Finding the Fourth Proportional to 117,267.94, 175,929.25 and 38,377.38

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Solution

The fourth proportional to 117,267.94, 175,929.25 and 38,377.38 is: 57,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,267.94 : 175,929.25 = 38,377.38 : x
  2. Step 2: Convert to fraction form
    117,267.94/175,929.25 = 38,377.38/x
  3. Step 3: Cross multiply
    117,267.94x = 175,929.25 × 38,377.38
  4. Step 4: Simplify right side
    117,267.94x = 6,751,703,680.37
  5. Step 5: Solve for x
    x = 6,751,703,680.37/117,267.94
  6. Step 6: Final answer
    x = 57,575.02

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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.