Home / 189,257.22-283,842.09-56,105.37

Finding the Fourth Proportional to 189,257.22, 283,842.09 and 56,105.37

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Solution

The fourth proportional to 189,257.22, 283,842.09 and 56,105.37 is: 84,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,257.22 : 283,842.09 = 56,105.37 : x
  2. Step 2: Convert to fraction form
    189,257.22/283,842.09 = 56,105.37/x
  3. Step 3: Cross multiply
    189,257.22x = 283,842.09 × 56,105.37
  4. Step 4: Simplify right side
    189,257.22x = 15,925,065,481.02
  5. Step 5: Solve for x
    x = 15,925,065,481.02/189,257.22
  6. Step 6: Final answer
    x = 84,145.09

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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.