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Finding the Fourth Proportional to 101,145.56, 151,671.39 and 59,037.80

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Solution

The fourth proportional to 101,145.56, 151,671.39 and 59,037.80 is: 88,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,145.56 : 151,671.39 = 59,037.80 : x
  2. Step 2: Convert to fraction form
    101,145.56/151,671.39 = 59,037.80/x
  3. Step 3: Cross multiply
    101,145.56x = 151,671.39 × 59,037.80
  4. Step 4: Simplify right side
    101,145.56x = 8,954,345,188.54
  5. Step 5: Solve for x
    x = 8,954,345,188.54/101,145.56
  6. Step 6: Final answer
    x = 88,529.30

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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.