Home / 34,390.05-51,582.93-12,200.50

Finding the Fourth Proportional to 34,390.05, 51,582.93 and 12,200.50

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Solution

The fourth proportional to 34,390.05, 51,582.93 and 12,200.50 is: 18,299.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,390.05 : 51,582.93 = 12,200.50 : x
  2. Step 2: Convert to fraction form
    34,390.05/51,582.93 = 12,200.50/x
  3. Step 3: Cross multiply
    34,390.05x = 51,582.93 × 12,200.50
  4. Step 4: Simplify right side
    34,390.05x = 629,337,537.47
  5. Step 5: Solve for x
    x = 629,337,537.47/34,390.05
  6. Step 6: Final answer
    x = 18,299.99

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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.