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Finding the Fourth Proportional to 56,187, 84,285.36 and 14,634

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Solution

The fourth proportional to 56,187, 84,285.36 and 14,634 is: 21,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,187 : 84,285.36 = 14,634 : x
  2. Step 2: Convert to fraction form
    56,187/84,285.36 = 14,634/x
  3. Step 3: Cross multiply
    56,187x = 84,285.36 × 14,634
  4. Step 4: Simplify right side
    56,187x = 1,233,431,958.24
  5. Step 5: Solve for x
    x = 1,233,431,958.24/56,187
  6. Step 6: Final answer
    x = 21,952.27

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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.