Home / 70,850.23-97,772.66-39,018.44

Finding the Fourth Proportional to 70,850.23, 97,772.66 and 39,018.44

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Solution

The fourth proportional to 70,850.23, 97,772.66 and 39,018.44 is: 53,845.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,850.23 : 97,772.66 = 39,018.44 : x
  2. Step 2: Convert to fraction form
    70,850.23/97,772.66 = 39,018.44/x
  3. Step 3: Cross multiply
    70,850.23x = 97,772.66 × 39,018.44
  4. Step 4: Simplify right side
    70,850.23x = 3,814,936,765.40
  5. Step 5: Solve for x
    x = 3,814,936,765.40/70,850.23
  6. Step 6: Final answer
    x = 53,845.09

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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.