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Finding the Fourth Proportional to 43.58, 60.12 and 26.32

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Solution

The fourth proportional to 43.58, 60.12 and 26.32 is: 36.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.58 : 60.12 = 26.32 : x
  2. Step 2: Convert to fraction form
    43.58/60.12 = 26.32/x
  3. Step 3: Cross multiply
    43.58x = 60.12 × 26.32
  4. Step 4: Simplify right side
    43.58x = 1,582.36
  5. Step 5: Solve for x
    x = 1,582.36/43.58
  6. Step 6: Final answer
    x = 36.31

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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.