Home / 196,200.03-270,673.45-123,474.09

Finding the Fourth Proportional to 196,200.03, 270,673.45 and 123,474.09

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Solution

The fourth proportional to 196,200.03, 270,673.45 and 123,474.09 is: 170,342.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,200.03 : 270,673.45 = 123,474.09 : x
  2. Step 2: Convert to fraction form
    196,200.03/270,673.45 = 123,474.09/x
  3. Step 3: Cross multiply
    196,200.03x = 270,673.45 × 123,474.09
  4. Step 4: Simplify right side
    196,200.03x = 33,421,157,925.91
  5. Step 5: Solve for x
    x = 33,421,157,925.91/196,200.03
  6. Step 6: Final answer
    x = 170,342.27

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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.