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Finding the Fourth Proportional to 176.92, 265.14 and 158.69

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Solution

The fourth proportional to 176.92, 265.14 and 158.69 is: 237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.92 : 265.14 = 158.69 : x
  2. Step 2: Convert to fraction form
    176.92/265.14 = 158.69/x
  3. Step 3: Cross multiply
    176.92x = 265.14 × 158.69
  4. Step 4: Simplify right side
    176.92x = 42,075.07
  5. Step 5: Solve for x
    x = 42,075.07/176.92
  6. Step 6: Final answer
    x = 237.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.