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Finding the Fourth Proportional to 22,603.68, 33,907.41 and 7,806.60

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Solution

The fourth proportional to 22,603.68, 33,907.41 and 7,806.60 is: 11,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603.68 : 33,907.41 = 7,806.60 : x
  2. Step 2: Convert to fraction form
    22,603.68/33,907.41 = 7,806.60/x
  3. Step 3: Cross multiply
    22,603.68x = 33,907.41 × 7,806.60
  4. Step 4: Simplify right side
    22,603.68x = 264,701,586.91
  5. Step 5: Solve for x
    x = 264,701,586.91/22,603.68
  6. Step 6: Final answer
    x = 11,710.55

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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.