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Finding the Fourth Proportional to 173,449, 239,361.06 and 93,961

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Solution

The fourth proportional to 173,449, 239,361.06 and 93,961 is: 129,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,449 : 239,361.06 = 93,961 : x
  2. Step 2: Convert to fraction form
    173,449/239,361.06 = 93,961/x
  3. Step 3: Cross multiply
    173,449x = 239,361.06 × 93,961
  4. Step 4: Simplify right side
    173,449x = 22,490,604,558.66
  5. Step 5: Solve for x
    x = 22,490,604,558.66/173,449
  6. Step 6: Final answer
    x = 129,666.96

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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.