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Finding the Fourth Proportional to 174,805.56, 241,231.92 and 99,354

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Solution

The fourth proportional to 174,805.56, 241,231.92 and 99,354 is: 137,108.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,805.56 : 241,231.92 = 99,354 : x
  2. Step 2: Convert to fraction form
    174,805.56/241,231.92 = 99,354/x
  3. Step 3: Cross multiply
    174,805.56x = 241,231.92 × 99,354
  4. Step 4: Simplify right side
    174,805.56x = 23,967,356,179.68
  5. Step 5: Solve for x
    x = 23,967,356,179.68/174,805.56
  6. Step 6: Final answer
    x = 137,108.66

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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.