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Finding the Fourth Proportional to 160.07, 238.48 and 153.59

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Solution

The fourth proportional to 160.07, 238.48 and 153.59 is: 228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160.07 : 238.48 = 153.59 : x
  2. Step 2: Convert to fraction form
    160.07/238.48 = 153.59/x
  3. Step 3: Cross multiply
    160.07x = 238.48 × 153.59
  4. Step 4: Simplify right side
    160.07x = 36,628.14
  5. Step 5: Solve for x
    x = 36,628.14/160.07
  6. Step 6: Final answer
    x = 228.83

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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.