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Finding the Fourth Proportional to 236.10, 325.94 and 152.12

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Solution

The fourth proportional to 236.10, 325.94 and 152.12 is: 210.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.10 : 325.94 = 152.12 : x
  2. Step 2: Convert to fraction form
    236.10/325.94 = 152.12/x
  3. Step 3: Cross multiply
    236.10x = 325.94 × 152.12
  4. Step 4: Simplify right side
    236.10x = 49,581.99
  5. Step 5: Solve for x
    x = 49,581.99/236.10
  6. Step 6: Final answer
    x = 210.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.