Home / 196,064.74-270,553.53-111,189.70

Finding the Fourth Proportional to 196,064.74, 270,553.53 and 111,189.70

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Solution

The fourth proportional to 196,064.74, 270,553.53 and 111,189.70 is: 153,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,064.74 : 270,553.53 = 111,189.70 : x
  2. Step 2: Convert to fraction form
    196,064.74/270,553.53 = 111,189.70/x
  3. Step 3: Cross multiply
    196,064.74x = 270,553.53 × 111,189.70
  4. Step 4: Simplify right side
    196,064.74x = 30,082,765,834.64
  5. Step 5: Solve for x
    x = 30,082,765,834.64/196,064.74
  6. Step 6: Final answer
    x = 153,432.82

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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.