Home / 248,388.03-372,637.41-90,616.50

Finding the Fourth Proportional to 248,388.03, 372,637.41 and 90,616.50

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Solution

The fourth proportional to 248,388.03, 372,637.41 and 90,616.50 is: 135,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,388.03 : 372,637.41 = 90,616.50 : x
  2. Step 2: Convert to fraction form
    248,388.03/372,637.41 = 90,616.50/x
  3. Step 3: Cross multiply
    248,388.03x = 372,637.41 × 90,616.50
  4. Step 4: Simplify right side
    248,388.03x = 33,767,097,863.27
  5. Step 5: Solve for x
    x = 33,767,097,863.27/248,388.03
  6. Step 6: Final answer
    x = 135,944.95

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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.