Home / 98,176.48-147,245.93-27,081.44

Finding the Fourth Proportional to 98,176.48, 147,245.93 and 27,081.44

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Solution

The fourth proportional to 98,176.48, 147,245.93 and 27,081.44 is: 40,616.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,176.48 : 147,245.93 = 27,081.44 : x
  2. Step 2: Convert to fraction form
    98,176.48/147,245.93 = 27,081.44/x
  3. Step 3: Cross multiply
    98,176.48x = 147,245.93 × 27,081.44
  4. Step 4: Simplify right side
    98,176.48x = 3,987,631,524.46
  5. Step 5: Solve for x
    x = 3,987,631,524.46/98,176.48
  6. Step 6: Final answer
    x = 40,616.97

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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.