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Finding the Fourth Proportional to 16,702.60, 25,025.10 and 14,110.60

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Solution

The fourth proportional to 16,702.60, 25,025.10 and 14,110.60 is: 21,141.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.60 : 25,025.10 = 14,110.60 : x
  2. Step 2: Convert to fraction form
    16,702.60/25,025.10 = 14,110.60/x
  3. Step 3: Cross multiply
    16,702.60x = 25,025.10 × 14,110.60
  4. Step 4: Simplify right side
    16,702.60x = 353,119,176.06
  5. Step 5: Solve for x
    x = 353,119,176.06/16,702.60
  6. Step 6: Final answer
    x = 21,141.57

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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.