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Finding the Fourth Proportional to 199,581.54, 299,524.58 and 73,341.42

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Solution

The fourth proportional to 199,581.54, 299,524.58 and 73,341.42 is: 110,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,581.54 : 299,524.58 = 73,341.42 : x
  2. Step 2: Convert to fraction form
    199,581.54/299,524.58 = 73,341.42/x
  3. Step 3: Cross multiply
    199,581.54x = 299,524.58 × 73,341.42
  4. Step 4: Simplify right side
    199,581.54x = 21,967,558,022.10
  5. Step 5: Solve for x
    x = 21,967,558,022.10/199,581.54
  6. Step 6: Final answer
    x = 110,068.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.