Home / 196,085.79-270,598.39-111,202.85

Finding the Fourth Proportional to 196,085.79, 270,598.39 and 111,202.85

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Solution

The fourth proportional to 196,085.79, 270,598.39 and 111,202.85 is: 153,459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,085.79 : 270,598.39 = 111,202.85 : x
  2. Step 2: Convert to fraction form
    196,085.79/270,598.39 = 111,202.85/x
  3. Step 3: Cross multiply
    196,085.79x = 270,598.39 × 111,202.85
  4. Step 4: Simplify right side
    196,085.79x = 30,091,313,197.42
  5. Step 5: Solve for x
    x = 30,091,313,197.42/196,085.79
  6. Step 6: Final answer
    x = 153,459.94

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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.