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Finding the Fourth Proportional to 69,510.62, 104,016.76 and 60,182.80

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Solution

The fourth proportional to 69,510.62, 104,016.76 and 60,182.80 is: 90,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,510.62 : 104,016.76 = 60,182.80 : x
  2. Step 2: Convert to fraction form
    69,510.62/104,016.76 = 60,182.80/x
  3. Step 3: Cross multiply
    69,510.62x = 104,016.76 × 60,182.80
  4. Step 4: Simplify right side
    69,510.62x = 6,260,019,453.23
  5. Step 5: Solve for x
    x = 6,260,019,453.23/69,510.62
  6. Step 6: Final answer
    x = 90,058.46

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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.