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Finding the Fourth Proportional to 60,118.56, 90,186.04 and 25,050

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Solution

The fourth proportional to 60,118.56, 90,186.04 and 25,050 is: 37,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,118.56 : 90,186.04 = 25,050 : x
  2. Step 2: Convert to fraction form
    60,118.56/90,186.04 = 25,050/x
  3. Step 3: Cross multiply
    60,118.56x = 90,186.04 × 25,050
  4. Step 4: Simplify right side
    60,118.56x = 2,259,160,302
  5. Step 5: Solve for x
    x = 2,259,160,302/60,118.56
  6. Step 6: Final answer
    x = 37,578.42

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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.