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Finding the Fourth Proportional to 179,003.66, 268,491.38 and 104,076

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Solution

The fourth proportional to 179,003.66, 268,491.38 and 104,076 is: 156,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,003.66 : 268,491.38 = 104,076 : x
  2. Step 2: Convert to fraction form
    179,003.66/268,491.38 = 104,076/x
  3. Step 3: Cross multiply
    179,003.66x = 268,491.38 × 104,076
  4. Step 4: Simplify right side
    179,003.66x = 27,943,508,344.50
  5. Step 5: Solve for x
    x = 27,943,508,344.50/179,003.66
  6. Step 6: Final answer
    x = 156,105.80

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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.