Home / 87,603.02-131,413.69-40,210.02

Finding the Fourth Proportional to 87,603.02, 131,413.69 and 40,210.02

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Solution

The fourth proportional to 87,603.02, 131,413.69 and 40,210.02 is: 60,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,603.02 : 131,413.69 = 40,210.02 : x
  2. Step 2: Convert to fraction form
    87,603.02/131,413.69 = 40,210.02/x
  3. Step 3: Cross multiply
    87,603.02x = 131,413.69 × 40,210.02
  4. Step 4: Simplify right side
    87,603.02x = 5,284,147,153.44
  5. Step 5: Solve for x
    x = 5,284,147,153.44/87,603.02
  6. Step 6: Final answer
    x = 60,319.24

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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.