Home / 116,249.04-174,375.18-66,269.61

Finding the Fourth Proportional to 116,249.04, 174,375.18 and 66,269.61

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Solution

The fourth proportional to 116,249.04, 174,375.18 and 66,269.61 is: 99,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,249.04 : 174,375.18 = 66,269.61 : x
  2. Step 2: Convert to fraction form
    116,249.04/174,375.18 = 66,269.61/x
  3. Step 3: Cross multiply
    116,249.04x = 174,375.18 × 66,269.61
  4. Step 4: Simplify right side
    116,249.04x = 11,555,775,172.28
  5. Step 5: Solve for x
    x = 11,555,775,172.28/116,249.04
  6. Step 6: Final answer
    x = 99,405.34

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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.