Home / 192,072.15-265,074.26-106,047.72

Finding the Fourth Proportional to 192,072.15, 265,074.26 and 106,047.72

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Solution

The fourth proportional to 192,072.15, 265,074.26 and 106,047.72 is: 146,353.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,072.15 : 265,074.26 = 106,047.72 : x
  2. Step 2: Convert to fraction form
    192,072.15/265,074.26 = 106,047.72/x
  3. Step 3: Cross multiply
    192,072.15x = 265,074.26 × 106,047.72
  4. Step 4: Simplify right side
    192,072.15x = 28,110,520,903.69
  5. Step 5: Solve for x
    x = 28,110,520,903.69/192,072.15
  6. Step 6: Final answer
    x = 146,353.97

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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.