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Finding the Fourth Proportional to 198,657.58, 274,148.58 and 108,014.44

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Solution

The fourth proportional to 198,657.58, 274,148.58 and 108,014.44 is: 149,060.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,657.58 : 274,148.58 = 108,014.44 : x
  2. Step 2: Convert to fraction form
    198,657.58/274,148.58 = 108,014.44/x
  3. Step 3: Cross multiply
    198,657.58x = 274,148.58 × 108,014.44
  4. Step 4: Simplify right side
    198,657.58x = 29,612,005,345.50
  5. Step 5: Solve for x
    x = 29,612,005,345.50/198,657.58
  6. Step 6: Final answer
    x = 149,060.54

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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.