Home / 102,823.58-154,247.70-36,249.96

Finding the Fourth Proportional to 102,823.58, 154,247.70 and 36,249.96

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Solution

The fourth proportional to 102,823.58, 154,247.70 and 36,249.96 is: 54,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,823.58 : 154,247.70 = 36,249.96 : x
  2. Step 2: Convert to fraction form
    102,823.58/154,247.70 = 36,249.96/x
  3. Step 3: Cross multiply
    102,823.58x = 154,247.70 × 36,249.96
  4. Step 4: Simplify right side
    102,823.58x = 5,591,472,955.09
  5. Step 5: Solve for x
    x = 5,591,472,955.09/102,823.58
  6. Step 6: Final answer
    x = 54,379.29

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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.