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Finding the Fourth Proportional to 174,497.40, 261,664.34 and 73,273.82

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Solution

The fourth proportional to 174,497.40, 261,664.34 and 73,273.82 is: 109,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,497.40 : 261,664.34 = 73,273.82 : x
  2. Step 2: Convert to fraction form
    174,497.40/261,664.34 = 73,273.82/x
  3. Step 3: Cross multiply
    174,497.40x = 261,664.34 × 73,273.82
  4. Step 4: Simplify right side
    174,497.40x = 19,173,146,037.37
  5. Step 5: Solve for x
    x = 19,173,146,037.37/174,497.40
  6. Step 6: Final answer
    x = 109,876.40

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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.