Home / 34,260.99-51,395.60-12,069.78

Finding the Fourth Proportional to 34,260.99, 51,395.60 and 12,069.78

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Solution

The fourth proportional to 34,260.99, 51,395.60 and 12,069.78 is: 18,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,260.99 : 51,395.60 = 12,069.78 : x
  2. Step 2: Convert to fraction form
    34,260.99/51,395.60 = 12,069.78/x
  3. Step 3: Cross multiply
    34,260.99x = 51,395.60 × 12,069.78
  4. Step 4: Simplify right side
    34,260.99x = 620,333,584.97
  5. Step 5: Solve for x
    x = 620,333,584.97/34,260.99
  6. Step 6: Final answer
    x = 18,106.12

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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.