Home / 196,148.21-270,168.91-150,739.25

Finding the Fourth Proportional to 196,148.21, 270,168.91 and 150,739.25

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Solution

The fourth proportional to 196,148.21, 270,168.91 and 150,739.25 is: 207,623.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,148.21 : 270,168.91 = 150,739.25 : x
  2. Step 2: Convert to fraction form
    196,148.21/270,168.91 = 150,739.25/x
  3. Step 3: Cross multiply
    196,148.21x = 270,168.91 × 150,739.25
  4. Step 4: Simplify right side
    196,148.21x = 40,725,057,139.02
  5. Step 5: Solve for x
    x = 40,725,057,139.02/196,148.21
  6. Step 6: Final answer
    x = 207,623.91

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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.