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Finding the Third Proportional to 58.50 and 94.31

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Solution

The third proportional to 58.50 and 94.31 is: 152.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.50 : 94.31 = 94.31 : x
  2. Step 2: Convert to fraction form
    58.50/94.31 = 94.31/x
  3. Step 3: Cross multiply
    58.50x = 94.31 × 94.31
  4. Step 4: Simplify right side
    58.50x = 8,894.85
  5. Step 5: Solve for x
    x = 8,894.85/58.50
  6. Step 6: Final answer
    x = 152.05

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.