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Finding the Fourth Proportional to 173,805, 239,850.90 and 94,317

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Solution

The fourth proportional to 173,805, 239,850.90 and 94,317 is: 130,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,805 : 239,850.90 = 94,317 : x
  2. Step 2: Convert to fraction form
    173,805/239,850.90 = 94,317/x
  3. Step 3: Cross multiply
    173,805x = 239,850.90 × 94,317
  4. Step 4: Simplify right side
    173,805x = 22,622,017,335.30
  5. Step 5: Solve for x
    x = 22,622,017,335.30/173,805
  6. Step 6: Final answer
    x = 130,157.46

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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.