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Finding the Fourth Proportional to 50,541.28, 69,709.36 and 37,108.32

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Solution

The fourth proportional to 50,541.28, 69,709.36 and 37,108.32 is: 51,181.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,541.28 : 69,709.36 = 37,108.32 : x
  2. Step 2: Convert to fraction form
    50,541.28/69,709.36 = 37,108.32/x
  3. Step 3: Cross multiply
    50,541.28x = 69,709.36 × 37,108.32
  4. Step 4: Simplify right side
    50,541.28x = 2,586,797,237.88
  5. Step 5: Solve for x
    x = 2,586,797,237.88/50,541.28
  6. Step 6: Final answer
    x = 51,181.87

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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.