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Finding the Fourth Proportional to 8,893.86, 13,312.83 and 6,104.22

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Solution

The fourth proportional to 8,893.86, 13,312.83 and 6,104.22 is: 9,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.86 : 13,312.83 = 6,104.22 : x
  2. Step 2: Convert to fraction form
    8,893.86/13,312.83 = 6,104.22/x
  3. Step 3: Cross multiply
    8,893.86x = 13,312.83 × 6,104.22
  4. Step 4: Simplify right side
    8,893.86x = 81,264,443.14
  5. Step 5: Solve for x
    x = 81,264,443.14/8,893.86
  6. Step 6: Final answer
    x = 9,137.14

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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.