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Finding the Fourth Proportional to 40,395.54, 60,621.00 and 14,100.29

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Solution

The fourth proportional to 40,395.54, 60,621.00 and 14,100.29 is: 21,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,395.54 : 60,621.00 = 14,100.29 : x
  2. Step 2: Convert to fraction form
    40,395.54/60,621.00 = 14,100.29/x
  3. Step 3: Cross multiply
    40,395.54x = 60,621.00 × 14,100.29
  4. Step 4: Simplify right side
    40,395.54x = 854,773,551.44
  5. Step 5: Solve for x
    x = 854,773,551.44/40,395.54
  6. Step 6: Final answer
    x = 21,160.10

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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.