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Finding the Fourth Proportional to 25,570.88, 35,305.44 and 19,592

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Solution

The fourth proportional to 25,570.88, 35,305.44 and 19,592 is: 27,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.88 : 35,305.44 = 19,592 : x
  2. Step 2: Convert to fraction form
    25,570.88/35,305.44 = 19,592/x
  3. Step 3: Cross multiply
    25,570.88x = 35,305.44 × 19,592
  4. Step 4: Simplify right side
    25,570.88x = 691,704,180.48
  5. Step 5: Solve for x
    x = 691,704,180.48/25,570.88
  6. Step 6: Final answer
    x = 27,050.46

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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.