Home / 150,481.98-207,667.44-90,055.26

Finding the Fourth Proportional to 150,481.98, 207,667.44 and 90,055.26

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Solution

The fourth proportional to 150,481.98, 207,667.44 and 90,055.26 is: 124,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,481.98 : 207,667.44 = 90,055.26 : x
  2. Step 2: Convert to fraction form
    150,481.98/207,667.44 = 90,055.26/x
  3. Step 3: Cross multiply
    150,481.98x = 207,667.44 × 90,055.26
  4. Step 4: Simplify right side
    150,481.98x = 18,701,545,302.73
  5. Step 5: Solve for x
    x = 18,701,545,302.73/150,481.98
  6. Step 6: Final answer
    x = 124,277.64

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1.5x scale

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.