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Finding the Fourth Proportional to 123,599.12, 185,413.08 and 44,750.48

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Solution

The fourth proportional to 123,599.12, 185,413.08 and 44,750.48 is: 67,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,599.12 : 185,413.08 = 44,750.48 : x
  2. Step 2: Convert to fraction form
    123,599.12/185,413.08 = 44,750.48/x
  3. Step 3: Cross multiply
    123,599.12x = 185,413.08 × 44,750.48
  4. Step 4: Simplify right side
    123,599.12x = 8,297,324,328.28
  5. Step 5: Solve for x
    x = 8,297,324,328.28/123,599.12
  6. Step 6: Final answer
    x = 67,130.93

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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.