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Finding the Fourth Proportional to 179.04, 247.06 and 104.36

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Solution

The fourth proportional to 179.04, 247.06 and 104.36 is: 144.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.04 : 247.06 = 104.36 : x
  2. Step 2: Convert to fraction form
    179.04/247.06 = 104.36/x
  3. Step 3: Cross multiply
    179.04x = 247.06 × 104.36
  4. Step 4: Simplify right side
    179.04x = 25,782.08
  5. Step 5: Solve for x
    x = 25,782.08/179.04
  6. Step 6: Final answer
    x = 144.00

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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.