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Finding the Fourth Proportional to 69,553, 95,983.14 and 39,745

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Solution

The fourth proportional to 69,553, 95,983.14 and 39,745 is: 54,848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,553 : 95,983.14 = 39,745 : x
  2. Step 2: Convert to fraction form
    69,553/95,983.14 = 39,745/x
  3. Step 3: Cross multiply
    69,553x = 95,983.14 × 39,745
  4. Step 4: Simplify right side
    69,553x = 3,814,849,899.30
  5. Step 5: Solve for x
    x = 3,814,849,899.30/69,553
  6. Step 6: Final answer
    x = 54,848.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.