Home / 111,725.56-167,363.95-51,669.85

Finding the Fourth Proportional to 111,725.56, 167,363.95 and 51,669.85

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Solution

The fourth proportional to 111,725.56, 167,363.95 and 51,669.85 is: 77,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,725.56 : 167,363.95 = 51,669.85 : x
  2. Step 2: Convert to fraction form
    111,725.56/167,363.95 = 51,669.85/x
  3. Step 3: Cross multiply
    111,725.56x = 167,363.95 × 51,669.85
  4. Step 4: Simplify right side
    111,725.56x = 8,647,670,191.91
  5. Step 5: Solve for x
    x = 8,647,670,191.91/111,725.56
  6. Step 6: Final answer
    x = 77,401.00

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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.