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Finding the Fourth Proportional to 15,634, 23,451 and 4,690

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Solution

The fourth proportional to 15,634, 23,451 and 4,690 is: 7,035

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,634 : 23,451 = 4,690 : x
  2. Step 2: Convert to fraction form
    15,634/23,451 = 4,690/x
  3. Step 3: Cross multiply
    15,634x = 23,451 × 4,690
  4. Step 4: Simplify right side
    15,634x = 109,985,190
  5. Step 5: Solve for x
    x = 109,985,190/15,634
  6. Step 6: Final answer
    x = 7,035

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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.