Home / 89,413.44-123,344.28-60,734.58

Finding the Fourth Proportional to 89,413.44, 123,344.28 and 60,734.58

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Solution

The fourth proportional to 89,413.44, 123,344.28 and 60,734.58 is: 83,782.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,413.44 : 123,344.28 = 60,734.58 : x
  2. Step 2: Convert to fraction form
    89,413.44/123,344.28 = 60,734.58/x
  3. Step 3: Cross multiply
    89,413.44x = 123,344.28 × 60,734.58
  4. Step 4: Simplify right side
    89,413.44x = 7,491,263,041.20
  5. Step 5: Solve for x
    x = 7,491,263,041.20/89,413.44
  6. Step 6: Final answer
    x = 83,782.29

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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.