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Finding the Fourth Proportional to 55,672.92, 76,825.37 and 33,014.09

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Solution

The fourth proportional to 55,672.92, 76,825.37 and 33,014.09 is: 45,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,672.92 : 76,825.37 = 33,014.09 : x
  2. Step 2: Convert to fraction form
    55,672.92/76,825.37 = 33,014.09/x
  3. Step 3: Cross multiply
    55,672.92x = 76,825.37 × 33,014.09
  4. Step 4: Simplify right side
    55,672.92x = 2,536,319,377.87
  5. Step 5: Solve for x
    x = 2,536,319,377.87/55,672.92
  6. Step 6: Final answer
    x = 45,557.50

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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.