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Finding the Fourth Proportional to 8,937.36, 13,388.60 and 5,850

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Solution

The fourth proportional to 8,937.36, 13,388.60 and 5,850 is: 8,763.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.36 : 13,388.60 = 5,850 : x
  2. Step 2: Convert to fraction form
    8,937.36/13,388.60 = 5,850/x
  3. Step 3: Cross multiply
    8,937.36x = 13,388.60 × 5,850
  4. Step 4: Simplify right side
    8,937.36x = 78,323,310
  5. Step 5: Solve for x
    x = 78,323,310/8,937.36
  6. Step 6: Final answer
    x = 8,763.58

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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.