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Finding the Fourth Proportional to 196,002.59, 270,483.30 and 111,119.65

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Solution

The fourth proportional to 196,002.59, 270,483.30 and 111,119.65 is: 153,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,002.59 : 270,483.30 = 111,119.65 : x
  2. Step 2: Convert to fraction form
    196,002.59/270,483.30 = 111,119.65/x
  3. Step 3: Cross multiply
    196,002.59x = 270,483.30 × 111,119.65
  4. Step 4: Simplify right side
    196,002.59x = 30,056,008,950.64
  5. Step 5: Solve for x
    x = 30,056,008,950.64/196,002.59
  6. Step 6: Final answer
    x = 153,344.96

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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.