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Finding the Fourth Proportional to 23,963, 35,901.96 and 12,857.90

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Solution

The fourth proportional to 23,963, 35,901.96 and 12,857.90 is: 19,264.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,963 : 35,901.96 = 12,857.90 : x
  2. Step 2: Convert to fraction form
    23,963/35,901.96 = 12,857.90/x
  3. Step 3: Cross multiply
    23,963x = 35,901.96 × 12,857.90
  4. Step 4: Simplify right side
    23,963x = 461,623,811.48
  5. Step 5: Solve for x
    x = 461,623,811.48/23,963
  6. Step 6: Final answer
    x = 19,264.02

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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.