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Finding the Fourth Proportional to 35,452, 53,178 and 10,828

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Solution

The fourth proportional to 35,452, 53,178 and 10,828 is: 16,242

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,452 : 53,178 = 10,828 : x
  2. Step 2: Convert to fraction form
    35,452/53,178 = 10,828/x
  3. Step 3: Cross multiply
    35,452x = 53,178 × 10,828
  4. Step 4: Simplify right side
    35,452x = 575,811,384
  5. Step 5: Solve for x
    x = 575,811,384/35,452
  6. Step 6: Final answer
    x = 16,242

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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.