Home / 98,850.51-148,297.55-28,735.29

Finding the Fourth Proportional to 98,850.51, 148,297.55 and 28,735.29

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Solution

The fourth proportional to 98,850.51, 148,297.55 and 28,735.29 is: 43,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,850.51 : 148,297.55 = 28,735.29 : x
  2. Step 2: Convert to fraction form
    98,850.51/148,297.55 = 28,735.29/x
  3. Step 3: Cross multiply
    98,850.51x = 148,297.55 × 28,735.29
  4. Step 4: Simplify right side
    98,850.51x = 4,261,372,961.86
  5. Step 5: Solve for x
    x = 4,261,372,961.86/98,850.51
  6. Step 6: Final answer
    x = 43,109.27

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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.