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Finding the Fourth Proportional to 23,790, 35,685 and 7,374

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Solution

The fourth proportional to 23,790, 35,685 and 7,374 is: 11,061

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790 : 35,685 = 7,374 : x
  2. Step 2: Convert to fraction form
    23,790/35,685 = 7,374/x
  3. Step 3: Cross multiply
    23,790x = 35,685 × 7,374
  4. Step 4: Simplify right side
    23,790x = 263,141,190
  5. Step 5: Solve for x
    x = 263,141,190/23,790
  6. Step 6: Final answer
    x = 11,061

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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.