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Finding the Fourth Proportional to 48,203.72, 66,474.40 and 37,589.48

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Solution

The fourth proportional to 48,203.72, 66,474.40 and 37,589.48 is: 51,837.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,203.72 : 66,474.40 = 37,589.48 : x
  2. Step 2: Convert to fraction form
    48,203.72/66,474.40 = 37,589.48/x
  3. Step 3: Cross multiply
    48,203.72x = 66,474.40 × 37,589.48
  4. Step 4: Simplify right side
    48,203.72x = 2,498,738,129.31
  5. Step 5: Solve for x
    x = 2,498,738,129.31/48,203.72
  6. Step 6: Final answer
    x = 51,837.04

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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.