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Finding the Fourth Proportional to 173,600.30, 239,435.94 and 149,440.94

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Solution

The fourth proportional to 173,600.30, 239,435.94 and 149,440.94 is: 206,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,600.30 : 239,435.94 = 149,440.94 : x
  2. Step 2: Convert to fraction form
    173,600.30/239,435.94 = 149,440.94/x
  3. Step 3: Cross multiply
    173,600.30x = 239,435.94 × 149,440.94
  4. Step 4: Simplify right side
    173,600.30x = 35,781,531,943.38
  5. Step 5: Solve for x
    x = 35,781,531,943.38/173,600.30
  6. Step 6: Final answer
    x = 206,114.46

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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.