Home / 68,174.04-102,266.19-18,253.02

Finding the Fourth Proportional to 68,174.04, 102,266.19 and 18,253.02

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Solution

The fourth proportional to 68,174.04, 102,266.19 and 18,253.02 is: 27,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,174.04 : 102,266.19 = 18,253.02 : x
  2. Step 2: Convert to fraction form
    68,174.04/102,266.19 = 18,253.02/x
  3. Step 3: Cross multiply
    68,174.04x = 102,266.19 × 18,253.02
  4. Step 4: Simplify right side
    68,174.04x = 1,866,666,811.39
  5. Step 5: Solve for x
    x = 1,866,666,811.39/68,174.04
  6. Step 6: Final answer
    x = 27,380.90

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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.