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Finding the Fourth Proportional to 14,100, 21,150 and 5,892

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Solution

The fourth proportional to 14,100, 21,150 and 5,892 is: 8,838

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100 : 21,150 = 5,892 : x
  2. Step 2: Convert to fraction form
    14,100/21,150 = 5,892/x
  3. Step 3: Cross multiply
    14,100x = 21,150 × 5,892
  4. Step 4: Simplify right side
    14,100x = 124,615,800
  5. Step 5: Solve for x
    x = 124,615,800/14,100
  6. Step 6: Final answer
    x = 8,838

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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.