Home / 159,134.56-219,379.54-126,583.72

Finding the Fourth Proportional to 159,134.56, 219,379.54 and 126,583.72

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Solution

The fourth proportional to 159,134.56, 219,379.54 and 126,583.72 is: 174,505.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,134.56 : 219,379.54 = 126,583.72 : x
  2. Step 2: Convert to fraction form
    159,134.56/219,379.54 = 126,583.72/x
  3. Step 3: Cross multiply
    159,134.56x = 219,379.54 × 126,583.72
  4. Step 4: Simplify right side
    159,134.56x = 27,769,878,265.09
  5. Step 5: Solve for x
    x = 27,769,878,265.09/159,134.56
  6. Step 6: Final answer
    x = 174,505.64

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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.