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Finding the Fourth Proportional to 67,628.98, 93,324.45 and 37,413.82

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Solution

The fourth proportional to 67,628.98, 93,324.45 and 37,413.82 is: 51,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,628.98 : 93,324.45 = 37,413.82 : x
  2. Step 2: Convert to fraction form
    67,628.98/93,324.45 = 37,413.82/x
  3. Step 3: Cross multiply
    67,628.98x = 93,324.45 × 37,413.82
  4. Step 4: Simplify right side
    67,628.98x = 3,491,624,173.90
  5. Step 5: Solve for x
    x = 3,491,624,173.90/67,628.98
  6. Step 6: Final answer
    x = 51,629.11

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1.5x scale

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.