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Finding the Fourth Proportional to 17,360.70, 23,956.05 and 9,702.54

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Solution

The fourth proportional to 17,360.70, 23,956.05 and 9,702.54 is: 13,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.70 : 23,956.05 = 9,702.54 : x
  2. Step 2: Convert to fraction form
    17,360.70/23,956.05 = 9,702.54/x
  3. Step 3: Cross multiply
    17,360.70x = 23,956.05 × 9,702.54
  4. Step 4: Simplify right side
    17,360.70x = 232,434,533.37
  5. Step 5: Solve for x
    x = 232,434,533.37/17,360.70
  6. Step 6: Final answer
    x = 13,388.55

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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.