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Finding the Fourth Proportional to 191,471.27, 264,230.25 and 106,608.38

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Solution

The fourth proportional to 191,471.27, 264,230.25 and 106,608.38 is: 147,119.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,471.27 : 264,230.25 = 106,608.38 : x
  2. Step 2: Convert to fraction form
    191,471.27/264,230.25 = 106,608.38/x
  3. Step 3: Cross multiply
    191,471.27x = 264,230.25 × 106,608.38
  4. Step 4: Simplify right side
    191,471.27x = 28,169,157,578.34
  5. Step 5: Solve for x
    x = 28,169,157,578.34/191,471.27
  6. Step 6: Final answer
    x = 147,119.50

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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.