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Finding the Fourth Proportional to 8,603.03, 12,901.38 and 6,757.74

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Solution

The fourth proportional to 8,603.03, 12,901.38 and 6,757.74 is: 10,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603.03 : 12,901.38 = 6,757.74 : x
  2. Step 2: Convert to fraction form
    8,603.03/12,901.38 = 6,757.74/x
  3. Step 3: Cross multiply
    8,603.03x = 12,901.38 × 6,757.74
  4. Step 4: Simplify right side
    8,603.03x = 87,184,171.68
  5. Step 5: Solve for x
    x = 87,184,171.68/8,603.03
  6. Step 6: Final answer
    x = 10,134.13

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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.