Home / 193,255.53-289,965.90-99,826.89

Finding the Fourth Proportional to 193,255.53, 289,965.90 and 99,826.89

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Solution

The fourth proportional to 193,255.53, 289,965.90 and 99,826.89 is: 149,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,255.53 : 289,965.90 = 99,826.89 : x
  2. Step 2: Convert to fraction form
    193,255.53/289,965.90 = 99,826.89/x
  3. Step 3: Cross multiply
    193,255.53x = 289,965.90 × 99,826.89
  4. Step 4: Simplify right side
    193,255.53x = 28,946,394,003.05
  5. Step 5: Solve for x
    x = 28,946,394,003.05/193,255.53
  6. Step 6: Final answer
    x = 149,783.00

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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.