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Finding the Fourth Proportional to 177.41, 265.95 and 96.15

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Solution

The fourth proportional to 177.41, 265.95 and 96.15 is: 144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    177.41 : 265.95 = 96.15 : x
  2. Step 2: Convert to fraction form
    177.41/265.95 = 96.15/x
  3. Step 3: Cross multiply
    177.41x = 265.95 × 96.15
  4. Step 4: Simplify right side
    177.41x = 25,570.61
  5. Step 5: Solve for x
    x = 25,570.61/177.41
  6. Step 6: Final answer
    x = 144.14

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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.