Home / 168,047.46-252,110.34-74,560.50

Finding the Fourth Proportional to 168,047.46, 252,110.34 and 74,560.50

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Solution

The fourth proportional to 168,047.46, 252,110.34 and 74,560.50 is: 111,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,047.46 : 252,110.34 = 74,560.50 : x
  2. Step 2: Convert to fraction form
    168,047.46/252,110.34 = 74,560.50/x
  3. Step 3: Cross multiply
    168,047.46x = 252,110.34 × 74,560.50
  4. Step 4: Simplify right side
    168,047.46x = 18,797,473,005.57
  5. Step 5: Solve for x
    x = 18,797,473,005.57/168,047.46
  6. Step 6: Final answer
    x = 111,858.12

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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.