Home / 154,436.66-231,672.27-49,231.22

Finding the Fourth Proportional to 154,436.66, 231,672.27 and 49,231.22

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Solution

The fourth proportional to 154,436.66, 231,672.27 and 49,231.22 is: 73,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,436.66 : 231,672.27 = 49,231.22 : x
  2. Step 2: Convert to fraction form
    154,436.66/231,672.27 = 49,231.22/x
  3. Step 3: Cross multiply
    154,436.66x = 231,672.27 × 49,231.22
  4. Step 4: Simplify right side
    154,436.66x = 11,405,508,492.27
  5. Step 5: Solve for x
    x = 11,405,508,492.27/154,436.66
  6. Step 6: Final answer
    x = 73,852.34

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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.