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Finding the Fourth Proportional to 17,370.14, 26,055 and 4,222.53

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Solution

The fourth proportional to 17,370.14, 26,055 and 4,222.53 is: 6,333.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.14 : 26,055 = 4,222.53 : x
  2. Step 2: Convert to fraction form
    17,370.14/26,055 = 4,222.53/x
  3. Step 3: Cross multiply
    17,370.14x = 26,055 × 4,222.53
  4. Step 4: Simplify right side
    17,370.14x = 110,018,019.15
  5. Step 5: Solve for x
    x = 110,018,019.15/17,370.14
  6. Step 6: Final answer
    x = 6,333.75

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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.