Home / 196,012.92-270,559.50-111,186.36

Finding the Fourth Proportional to 196,012.92, 270,559.50 and 111,186.36

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Solution

The fourth proportional to 196,012.92, 270,559.50 and 111,186.36 is: 153,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,012.92 : 270,559.50 = 111,186.36 : x
  2. Step 2: Convert to fraction form
    196,012.92/270,559.50 = 111,186.36/x
  3. Step 3: Cross multiply
    196,012.92x = 270,559.50 × 111,186.36
  4. Step 4: Simplify right side
    196,012.92x = 30,082,525,968.42
  5. Step 5: Solve for x
    x = 30,082,525,968.42/196,012.92
  6. Step 6: Final answer
    x = 153,472.16

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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.