Home / 218,623.44-301,700.94-126,760.56

Finding the Fourth Proportional to 218,623.44, 301,700.94 and 126,760.56

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Solution

The fourth proportional to 218,623.44, 301,700.94 and 126,760.56 is: 174,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,623.44 : 301,700.94 = 126,760.56 : x
  2. Step 2: Convert to fraction form
    218,623.44/301,700.94 = 126,760.56/x
  3. Step 3: Cross multiply
    218,623.44x = 301,700.94 × 126,760.56
  4. Step 4: Simplify right side
    218,623.44x = 38,243,780,106.93
  5. Step 5: Solve for x
    x = 38,243,780,106.93/218,623.44
  6. Step 6: Final answer
    x = 174,929.92

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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.