Home / 175,359.24-263,077.83-81,813.96

Finding the Fourth Proportional to 175,359.24, 263,077.83 and 81,813.96

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Solution

The fourth proportional to 175,359.24, 263,077.83 and 81,813.96 is: 122,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,359.24 : 263,077.83 = 81,813.96 : x
  2. Step 2: Convert to fraction form
    175,359.24/263,077.83 = 81,813.96/x
  3. Step 3: Cross multiply
    175,359.24x = 263,077.83 × 81,813.96
  4. Step 4: Simplify right side
    175,359.24x = 21,523,439,060.51
  5. Step 5: Solve for x
    x = 21,523,439,060.51/175,359.24
  6. Step 6: Final answer
    x = 122,739.12

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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.