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Finding the Fourth Proportional to 23,892.60, 35,846.10 and 16,980.60

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Solution

The fourth proportional to 23,892.60, 35,846.10 and 16,980.60 is: 25,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,892.60 : 35,846.10 = 16,980.60 : x
  2. Step 2: Convert to fraction form
    23,892.60/35,846.10 = 16,980.60/x
  3. Step 3: Cross multiply
    23,892.60x = 35,846.10 × 16,980.60
  4. Step 4: Simplify right side
    23,892.60x = 608,688,285.66
  5. Step 5: Solve for x
    x = 608,688,285.66/23,892.60
  6. Step 6: Final answer
    x = 25,476.02

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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.