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Finding the Fourth Proportional to 194,556, 268,491.38 and 109,673.06

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Solution

The fourth proportional to 194,556, 268,491.38 and 109,673.06 is: 151,351.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,556 : 268,491.38 = 109,673.06 : x
  2. Step 2: Convert to fraction form
    194,556/268,491.38 = 109,673.06/x
  3. Step 3: Cross multiply
    194,556x = 268,491.38 × 109,673.06
  4. Step 4: Simplify right side
    194,556x = 29,446,271,968.00
  5. Step 5: Solve for x
    x = 29,446,271,968.00/194,556
  6. Step 6: Final answer
    x = 151,351.14

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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.