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Finding the Fourth Proportional to 8,883.36, 12,259.49 and 5,894.10

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Solution

The fourth proportional to 8,883.36, 12,259.49 and 5,894.10 is: 8,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.36 : 12,259.49 = 5,894.10 : x
  2. Step 2: Convert to fraction form
    8,883.36/12,259.49 = 5,894.10/x
  3. Step 3: Cross multiply
    8,883.36x = 12,259.49 × 5,894.10
  4. Step 4: Simplify right side
    8,883.36x = 72,258,630.54
  5. Step 5: Solve for x
    x = 72,258,630.54/8,883.36
  6. Step 6: Final answer
    x = 8,134.16

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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.