Home / 177,238.14-244,609.67-100,768.77

Finding the Fourth Proportional to 177,238.14, 244,609.67 and 100,768.77

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Solution

The fourth proportional to 177,238.14, 244,609.67 and 100,768.77 is: 139,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,238.14 : 244,609.67 = 100,768.77 : x
  2. Step 2: Convert to fraction form
    177,238.14/244,609.67 = 100,768.77/x
  3. Step 3: Cross multiply
    177,238.14x = 244,609.67 × 100,768.77
  4. Step 4: Simplify right side
    177,238.14x = 24,649,015,072.16
  5. Step 5: Solve for x
    x = 24,649,015,072.16/177,238.14
  6. Step 6: Final answer
    x = 139,072.86

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1.5x scale

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.