Home / 54,790.37-82,123.32-23,180.70

Finding the Fourth Proportional to 54,790.37, 82,123.32 and 23,180.70

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Solution

The fourth proportional to 54,790.37, 82,123.32 and 23,180.70 is: 34,744.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,790.37 : 82,123.32 = 23,180.70 : x
  2. Step 2: Convert to fraction form
    54,790.37/82,123.32 = 23,180.70/x
  3. Step 3: Cross multiply
    54,790.37x = 82,123.32 × 23,180.70
  4. Step 4: Simplify right side
    54,790.37x = 1,903,676,043.92
  5. Step 5: Solve for x
    x = 1,903,676,043.92/54,790.37
  6. Step 6: Final answer
    x = 34,744.72

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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.