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Finding the Fourth Proportional to 17,570.63, 26,355.26 and 7,710

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Solution

The fourth proportional to 17,570.63, 26,355.26 and 7,710 is: 11,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.63 : 26,355.26 = 7,710 : x
  2. Step 2: Convert to fraction form
    17,570.63/26,355.26 = 7,710/x
  3. Step 3: Cross multiply
    17,570.63x = 26,355.26 × 7,710
  4. Step 4: Simplify right side
    17,570.63x = 203,199,016.05
  5. Step 5: Solve for x
    x = 203,199,016.05/17,570.63
  6. Step 6: Final answer
    x = 11,564.70

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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.