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Finding the Fourth Proportional to 42, 58.01 and 32.33

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Solution

The fourth proportional to 42, 58.01 and 32.33 is: 44.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42 : 58.01 = 32.33 : x
  2. Step 2: Convert to fraction form
    42/58.01 = 32.33/x
  3. Step 3: Cross multiply
    42x = 58.01 × 32.33
  4. Step 4: Simplify right side
    42x = 1,875.01
  5. Step 5: Solve for x
    x = 1,875.01/42
  6. Step 6: Final answer
    x = 44.64

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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.