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Finding the Fourth Proportional to 123,626.03, 170,603.07 and 67,037.41

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Solution

The fourth proportional to 123,626.03, 170,603.07 and 67,037.41 is: 92,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,626.03 : 170,603.07 = 67,037.41 : x
  2. Step 2: Convert to fraction form
    123,626.03/170,603.07 = 67,037.41/x
  3. Step 3: Cross multiply
    123,626.03x = 170,603.07 × 67,037.41
  4. Step 4: Simplify right side
    123,626.03x = 11,436,787,950.85
  5. Step 5: Solve for x
    x = 11,436,787,950.85/123,626.03
  6. Step 6: Final answer
    x = 92,511.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.