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Finding the Fourth Proportional to 176.83, 265.23 and 48.58

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Solution

The fourth proportional to 176.83, 265.23 and 48.58 is: 72.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.83 : 265.23 = 48.58 : x
  2. Step 2: Convert to fraction form
    176.83/265.23 = 48.58/x
  3. Step 3: Cross multiply
    176.83x = 265.23 × 48.58
  4. Step 4: Simplify right side
    176.83x = 12,884.39
  5. Step 5: Solve for x
    x = 12,884.39/176.83
  6. Step 6: Final answer
    x = 72.86

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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.