Home / 154,536.27-231,804.41-84,377.31

Finding the Fourth Proportional to 154,536.27, 231,804.41 and 84,377.31

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Solution

The fourth proportional to 154,536.27, 231,804.41 and 84,377.31 is: 126,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,536.27 : 231,804.41 = 84,377.31 : x
  2. Step 2: Convert to fraction form
    154,536.27/231,804.41 = 84,377.31/x
  3. Step 3: Cross multiply
    154,536.27x = 231,804.41 × 84,377.31
  4. Step 4: Simplify right side
    154,536.27x = 19,559,032,140.05
  5. Step 5: Solve for x
    x = 19,559,032,140.05/154,536.27
  6. Step 6: Final answer
    x = 126,565.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.