Home / 144,595.24-199,541.40-80,933.05

Finding the Fourth Proportional to 144,595.24, 199,541.40 and 80,933.05

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Solution

The fourth proportional to 144,595.24, 199,541.40 and 80,933.05 is: 111,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,595.24 : 199,541.40 = 80,933.05 : x
  2. Step 2: Convert to fraction form
    144,595.24/199,541.40 = 80,933.05/x
  3. Step 3: Cross multiply
    144,595.24x = 199,541.40 × 80,933.05
  4. Step 4: Simplify right side
    144,595.24x = 16,149,494,103.27
  5. Step 5: Solve for x
    x = 16,149,494,103.27/144,595.24
  6. Step 6: Final answer
    x = 111,687.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.