Home / 68,331.20-102,525.60-33,252.80

Finding the Fourth Proportional to 68,331.20, 102,525.60 and 33,252.80

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Solution

The fourth proportional to 68,331.20, 102,525.60 and 33,252.80 is: 49,893.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,331.20 : 102,525.60 = 33,252.80 : x
  2. Step 2: Convert to fraction form
    68,331.20/102,525.60 = 33,252.80/x
  3. Step 3: Cross multiply
    68,331.20x = 102,525.60 × 33,252.80
  4. Step 4: Simplify right side
    68,331.20x = 3,409,263,271.68
  5. Step 5: Solve for x
    x = 3,409,263,271.68/68,331.20
  6. Step 6: Final answer
    x = 49,893.22

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1.5x scale

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.