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Finding the Fourth Proportional to 35.58, 53.31 and 23.53

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Solution

The fourth proportional to 35.58, 53.31 and 23.53 is: 35.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.58 : 53.31 = 23.53 : x
  2. Step 2: Convert to fraction form
    35.58/53.31 = 23.53/x
  3. Step 3: Cross multiply
    35.58x = 53.31 × 23.53
  4. Step 4: Simplify right side
    35.58x = 1,254.38
  5. Step 5: Solve for x
    x = 1,254.38/35.58
  6. Step 6: Final answer
    x = 35.26

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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.