Home / 115,583.41-173,325.89-45,413.50

Finding the Fourth Proportional to 115,583.41, 173,325.89 and 45,413.50

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Solution

The fourth proportional to 115,583.41, 173,325.89 and 45,413.50 is: 68,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,583.41 : 173,325.89 = 45,413.50 : x
  2. Step 2: Convert to fraction form
    115,583.41/173,325.89 = 45,413.50/x
  3. Step 3: Cross multiply
    115,583.41x = 173,325.89 × 45,413.50
  4. Step 4: Simplify right side
    115,583.41x = 7,871,335,078.45
  5. Step 5: Solve for x
    x = 7,871,335,078.45/115,583.41
  6. Step 6: Final answer
    x = 68,100.91

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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.