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Finding the Fourth Proportional to 164.04, 244.43 and 158.64

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Solution

The fourth proportional to 164.04, 244.43 and 158.64 is: 236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.04 : 244.43 = 158.64 : x
  2. Step 2: Convert to fraction form
    164.04/244.43 = 158.64/x
  3. Step 3: Cross multiply
    164.04x = 244.43 × 158.64
  4. Step 4: Simplify right side
    164.04x = 38,775.58
  5. Step 5: Solve for x
    x = 38,775.58/164.04
  6. Step 6: Final answer
    x = 236.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.