Home / 114,884.37-158,516.94-67,128.48

Finding the Fourth Proportional to 114,884.37, 158,516.94 and 67,128.48

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Solution

The fourth proportional to 114,884.37, 158,516.94 and 67,128.48 is: 92,623.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,884.37 : 158,516.94 = 67,128.48 : x
  2. Step 2: Convert to fraction form
    114,884.37/158,516.94 = 67,128.48/x
  3. Step 3: Cross multiply
    114,884.37x = 158,516.94 × 67,128.48
  4. Step 4: Simplify right side
    114,884.37x = 10,641,001,236.45
  5. Step 5: Solve for x
    x = 10,641,001,236.45/114,884.37
  6. Step 6: Final answer
    x = 92,623.58

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Why These Related Problems?

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