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Finding the Fourth Proportional to 59.09, 88.62 and 33.39

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Solution

The fourth proportional to 59.09, 88.62 and 33.39 is: 50.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.09 : 88.62 = 33.39 : x
  2. Step 2: Convert to fraction form
    59.09/88.62 = 33.39/x
  3. Step 3: Cross multiply
    59.09x = 88.62 × 33.39
  4. Step 4: Simplify right side
    59.09x = 2,959.02
  5. Step 5: Solve for x
    x = 2,959.02/59.09
  6. Step 6: Final answer
    x = 50.08

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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.