Home / 175,371.98-263,096.94-81,826.70

Finding the Fourth Proportional to 175,371.98, 263,096.94 and 81,826.70

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Solution

The fourth proportional to 175,371.98, 263,096.94 and 81,826.70 is: 122,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,371.98 : 263,096.94 = 81,826.70 : x
  2. Step 2: Convert to fraction form
    175,371.98/263,096.94 = 81,826.70/x
  3. Step 3: Cross multiply
    175,371.98x = 263,096.94 × 81,826.70
  4. Step 4: Simplify right side
    175,371.98x = 21,528,353,064.81
  5. Step 5: Solve for x
    x = 21,528,353,064.81/175,371.98
  6. Step 6: Final answer
    x = 122,758.23

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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.