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Finding the Fourth Proportional to 325.10, 487.68 and 94.01

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Solution

The fourth proportional to 325.10, 487.68 and 94.01 is: 141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    325.10 : 487.68 = 94.01 : x
  2. Step 2: Convert to fraction form
    325.10/487.68 = 94.01/x
  3. Step 3: Cross multiply
    325.10x = 487.68 × 94.01
  4. Step 4: Simplify right side
    325.10x = 45,845.83
  5. Step 5: Solve for x
    x = 45,845.83/325.10
  6. Step 6: Final answer
    x = 141.02

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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.