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Finding the Fourth Proportional to 35.33, 52.93 and 31.01

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Solution

The fourth proportional to 35.33, 52.93 and 31.01 is: 46.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.33 : 52.93 = 31.01 : x
  2. Step 2: Convert to fraction form
    35.33/52.93 = 31.01/x
  3. Step 3: Cross multiply
    35.33x = 52.93 × 31.01
  4. Step 4: Simplify right side
    35.33x = 1,641.13
  5. Step 5: Solve for x
    x = 1,641.13/35.33
  6. Step 6: Final answer
    x = 46.46

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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.