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Finding the Fourth Proportional to 5,859.63, 8,783.25 and 2,159.48

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Solution

The fourth proportional to 5,859.63, 8,783.25 and 2,159.48 is: 3,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.63 : 8,783.25 = 2,159.48 : x
  2. Step 2: Convert to fraction form
    5,859.63/8,783.25 = 2,159.48/x
  3. Step 3: Cross multiply
    5,859.63x = 8,783.25 × 2,159.48
  4. Step 4: Simplify right side
    5,859.63x = 18,967,252.71
  5. Step 5: Solve for x
    x = 18,967,252.71/5,859.63
  6. Step 6: Final answer
    x = 3,236.94

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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.