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Finding the Fourth Proportional to 173,794, 239,835.72 and 94,306

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Solution

The fourth proportional to 173,794, 239,835.72 and 94,306 is: 130,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,794 : 239,835.72 = 94,306 : x
  2. Step 2: Convert to fraction form
    173,794/239,835.72 = 94,306/x
  3. Step 3: Cross multiply
    173,794x = 239,835.72 × 94,306
  4. Step 4: Simplify right side
    173,794x = 22,617,947,410.32
  5. Step 5: Solve for x
    x = 22,617,947,410.32/173,794
  6. Step 6: Final answer
    x = 130,142.28

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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.