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Finding the Fourth Proportional to 149,250.70, 223,876.05 and 131,754.70

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Solution

The fourth proportional to 149,250.70, 223,876.05 and 131,754.70 is: 197,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,250.70 : 223,876.05 = 131,754.70 : x
  2. Step 2: Convert to fraction form
    149,250.70/223,876.05 = 131,754.70/x
  3. Step 3: Cross multiply
    149,250.70x = 223,876.05 × 131,754.70
  4. Step 4: Simplify right side
    149,250.70x = 29,496,721,804.94
  5. Step 5: Solve for x
    x = 29,496,721,804.94/149,250.70
  6. Step 6: Final answer
    x = 197,632.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.