Home / 175,785.23-263,635.97-75,890.76

Finding the Fourth Proportional to 175,785.23, 263,635.97 and 75,890.76

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Solution

The fourth proportional to 175,785.23, 263,635.97 and 75,890.76 is: 113,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,785.23 : 263,635.97 = 75,890.76 : x
  2. Step 2: Convert to fraction form
    175,785.23/263,635.97 = 75,890.76/x
  3. Step 3: Cross multiply
    175,785.23x = 263,635.97 × 75,890.76
  4. Step 4: Simplify right side
    175,785.23x = 20,007,533,747.18
  5. Step 5: Solve for x
    x = 20,007,533,747.18/175,785.23
  6. Step 6: Final answer
    x = 113,818.06

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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.