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Finding the Fourth Proportional to 169.08, 253.32 and 88.01

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Solution

The fourth proportional to 169.08, 253.32 and 88.01 is: 131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.08 : 253.32 = 88.01 : x
  2. Step 2: Convert to fraction form
    169.08/253.32 = 88.01/x
  3. Step 3: Cross multiply
    169.08x = 253.32 × 88.01
  4. Step 4: Simplify right side
    169.08x = 22,295.00
  5. Step 5: Solve for x
    x = 22,295.00/169.08
  6. Step 6: Final answer
    x = 131.86

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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.