Home / 110,876.94-166,331.84-40,750.79

Finding the Fourth Proportional to 110,876.94, 166,331.84 and 40,750.79

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Solution

The fourth proportional to 110,876.94, 166,331.84 and 40,750.79 is: 61,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,876.94 : 166,331.84 = 40,750.79 : x
  2. Step 2: Convert to fraction form
    110,876.94/166,331.84 = 40,750.79/x
  3. Step 3: Cross multiply
    110,876.94x = 166,331.84 × 40,750.79
  4. Step 4: Simplify right side
    110,876.94x = 6,778,152,846.74
  5. Step 5: Solve for x
    x = 6,778,152,846.74/110,876.94
  6. Step 6: Final answer
    x = 61,132.21

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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.