Home / 34,212.20-51,404.70-30,410.60

Finding the Fourth Proportional to 34,212.20, 51,404.70 and 30,410.60

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Solution

The fourth proportional to 34,212.20, 51,404.70 and 30,410.60 is: 45,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,212.20 : 51,404.70 = 30,410.60 : x
  2. Step 2: Convert to fraction form
    34,212.20/51,404.70 = 30,410.60/x
  3. Step 3: Cross multiply
    34,212.20x = 51,404.70 × 30,410.60
  4. Step 4: Simplify right side
    34,212.20x = 1,563,247,769.82
  5. Step 5: Solve for x
    x = 1,563,247,769.82/34,212.20
  6. Step 6: Final answer
    x = 45,692.70

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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.