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Finding the Fourth Proportional to 173,896.92, 260,460.03 and 133,619.40

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Solution

The fourth proportional to 173,896.92, 260,460.03 and 133,619.40 is: 200,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,896.92 : 260,460.03 = 133,619.40 : x
  2. Step 2: Convert to fraction form
    173,896.92/260,460.03 = 133,619.40/x
  3. Step 3: Cross multiply
    173,896.92x = 260,460.03 × 133,619.40
  4. Step 4: Simplify right side
    173,896.92x = 34,802,512,932.58
  5. Step 5: Solve for x
    x = 34,802,512,932.58/173,896.92
  6. Step 6: Final answer
    x = 200,133.00

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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.