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Finding the Fourth Proportional to 173,855, 239,919.90 and 94,367

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Solution

The fourth proportional to 173,855, 239,919.90 and 94,367 is: 130,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,855 : 239,919.90 = 94,367 : x
  2. Step 2: Convert to fraction form
    173,855/239,919.90 = 94,367/x
  3. Step 3: Cross multiply
    173,855x = 239,919.90 × 94,367
  4. Step 4: Simplify right side
    173,855x = 22,640,521,203.30
  5. Step 5: Solve for x
    x = 22,640,521,203.30/173,855
  6. Step 6: Final answer
    x = 130,226.46

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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.