Home / 68,971.12-103,473.96-22,222.96

Finding the Fourth Proportional to 68,971.12, 103,473.96 and 22,222.96

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Solution

The fourth proportional to 68,971.12, 103,473.96 and 22,222.96 is: 33,340.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,971.12 : 103,473.96 = 22,222.96 : x
  2. Step 2: Convert to fraction form
    68,971.12/103,473.96 = 22,222.96/x
  3. Step 3: Cross multiply
    68,971.12x = 103,473.96 × 22,222.96
  4. Step 4: Simplify right side
    68,971.12x = 2,299,497,674.12
  5. Step 5: Solve for x
    x = 2,299,497,674.12/68,971.12
  6. Step 6: Final answer
    x = 33,340.01

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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.