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Finding the Fourth Proportional to 8,703.16, 11,936.39 and 8,346.04

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Solution

The fourth proportional to 8,703.16, 11,936.39 and 8,346.04 is: 11,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703.16 : 11,936.39 = 8,346.04 : x
  2. Step 2: Convert to fraction form
    8,703.16/11,936.39 = 8,346.04/x
  3. Step 3: Cross multiply
    8,703.16x = 11,936.39 × 8,346.04
  4. Step 4: Simplify right side
    8,703.16x = 99,621,588.40
  5. Step 5: Solve for x
    x = 99,621,588.40/8,703.16
  6. Step 6: Final answer
    x = 11,446.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.