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Finding the Fourth Proportional to 179.99, 248.37 and 114.53

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Solution

The fourth proportional to 179.99, 248.37 and 114.53 is: 158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.99 : 248.37 = 114.53 : x
  2. Step 2: Convert to fraction form
    179.99/248.37 = 114.53/x
  3. Step 3: Cross multiply
    179.99x = 248.37 × 114.53
  4. Step 4: Simplify right side
    179.99x = 28,445.82
  5. Step 5: Solve for x
    x = 28,445.82/179.99
  6. Step 6: Final answer
    x = 158.04

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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.