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Finding the Fourth Proportional to 8,492.03, 11,718.23 and 4,954.56

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Solution

The fourth proportional to 8,492.03, 11,718.23 and 4,954.56 is: 6,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492.03 : 11,718.23 = 4,954.56 : x
  2. Step 2: Convert to fraction form
    8,492.03/11,718.23 = 4,954.56/x
  3. Step 3: Cross multiply
    8,492.03x = 11,718.23 × 4,954.56
  4. Step 4: Simplify right side
    8,492.03x = 58,058,673.63
  5. Step 5: Solve for x
    x = 58,058,673.63/8,492.03
  6. Step 6: Final answer
    x = 6,836.84

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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.