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Finding the Fourth Proportional to 82.08, 123.03 and 46.04

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Solution

The fourth proportional to 82.08, 123.03 and 46.04 is: 69.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82.08 : 123.03 = 46.04 : x
  2. Step 2: Convert to fraction form
    82.08/123.03 = 46.04/x
  3. Step 3: Cross multiply
    82.08x = 123.03 × 46.04
  4. Step 4: Simplify right side
    82.08x = 5,663.69
  5. Step 5: Solve for x
    x = 5,663.69/82.08
  6. Step 6: Final answer
    x = 69.00

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