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Finding the Fourth Proportional to 189.54, 260.01 and 184.68

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Solution

The fourth proportional to 189.54, 260.01 and 184.68 is: 253.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    189.54 : 260.01 = 184.68 : x
  2. Step 2: Convert to fraction form
    189.54/260.01 = 184.68/x
  3. Step 3: Cross multiply
    189.54x = 260.01 × 184.68
  4. Step 4: Simplify right side
    189.54x = 48,018.65
  5. Step 5: Solve for x
    x = 48,018.65/189.54
  6. Step 6: Final answer
    x = 253.34

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.