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Finding the Fourth Proportional to 34.93, 48.09 and 29.46

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Solution

The fourth proportional to 34.93, 48.09 and 29.46 is: 40.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.93 : 48.09 = 29.46 : x
  2. Step 2: Convert to fraction form
    34.93/48.09 = 29.46/x
  3. Step 3: Cross multiply
    34.93x = 48.09 × 29.46
  4. Step 4: Simplify right side
    34.93x = 1,417.02
  5. Step 5: Solve for x
    x = 1,417.02/34.93
  6. Step 6: Final answer
    x = 40.57

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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.