Home / 68,331.60-102,443.94-33,261.84

Finding the Fourth Proportional to 68,331.60, 102,443.94 and 33,261.84

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Solution

The fourth proportional to 68,331.60, 102,443.94 and 33,261.84 is: 49,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,331.60 : 102,443.94 = 33,261.84 : x
  2. Step 2: Convert to fraction form
    68,331.60/102,443.94 = 33,261.84/x
  3. Step 3: Cross multiply
    68,331.60x = 102,443.94 × 33,261.84
  4. Step 4: Simplify right side
    68,331.60x = 3,407,473,941.25
  5. Step 5: Solve for x
    x = 3,407,473,941.25/68,331.60
  6. Step 6: Final answer
    x = 49,866.74

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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.