Home / 185,052.27-255,372.44-100,169.67

Finding the Fourth Proportional to 185,052.27, 255,372.44 and 100,169.67

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Solution

The fourth proportional to 185,052.27, 255,372.44 and 100,169.67 is: 138,234.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,052.27 : 255,372.44 = 100,169.67 : x
  2. Step 2: Convert to fraction form
    185,052.27/255,372.44 = 100,169.67/x
  3. Step 3: Cross multiply
    185,052.27x = 255,372.44 × 100,169.67
  4. Step 4: Simplify right side
    185,052.27x = 25,580,572,541.05
  5. Step 5: Solve for x
    x = 25,580,572,541.05/185,052.27
  6. Step 6: Final answer
    x = 138,234.31

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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.