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Finding the Fourth Proportional to 189,212.24, 283,819.48 and 56,093.62

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Solution

The fourth proportional to 189,212.24, 283,819.48 and 56,093.62 is: 84,140.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,212.24 : 283,819.48 = 56,093.62 : x
  2. Step 2: Convert to fraction form
    189,212.24/283,819.48 = 56,093.62/x
  3. Step 3: Cross multiply
    189,212.24x = 283,819.48 × 56,093.62
  4. Step 4: Simplify right side
    189,212.24x = 15,920,462,059.72
  5. Step 5: Solve for x
    x = 15,920,462,059.72/189,212.24
  6. Step 6: Final answer
    x = 84,140.76

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1.5x scale

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.