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Finding the Fourth Proportional to 44.32, 66.52 and 17.32

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Solution

The fourth proportional to 44.32, 66.52 and 17.32 is: 26.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.32 : 66.52 = 17.32 : x
  2. Step 2: Convert to fraction form
    44.32/66.52 = 17.32/x
  3. Step 3: Cross multiply
    44.32x = 66.52 × 17.32
  4. Step 4: Simplify right side
    44.32x = 1,152.13
  5. Step 5: Solve for x
    x = 1,152.13/44.32
  6. Step 6: Final answer
    x = 26.00

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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.