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Finding the Fourth Proportional to 173,116.67, 238,905.54 and 96,635.45

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Solution

The fourth proportional to 173,116.67, 238,905.54 and 96,635.45 is: 133,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,116.67 : 238,905.54 = 96,635.45 : x
  2. Step 2: Convert to fraction form
    173,116.67/238,905.54 = 96,635.45/x
  3. Step 3: Cross multiply
    173,116.67x = 238,905.54 × 96,635.45
  4. Step 4: Simplify right side
    173,116.67x = 23,086,743,170.87
  5. Step 5: Solve for x
    x = 23,086,743,170.87/173,116.67
  6. Step 6: Final answer
    x = 133,359.45

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1.5x scale

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.