Home / 179,114.94-247,010.85-111,142.98

Finding the Fourth Proportional to 179,114.94, 247,010.85 and 111,142.98

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Solution

The fourth proportional to 179,114.94, 247,010.85 and 111,142.98 is: 153,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,114.94 : 247,010.85 = 111,142.98 : x
  2. Step 2: Convert to fraction form
    179,114.94/247,010.85 = 111,142.98/x
  3. Step 3: Cross multiply
    179,114.94x = 247,010.85 × 111,142.98
  4. Step 4: Simplify right side
    179,114.94x = 27,453,521,961.33
  5. Step 5: Solve for x
    x = 27,453,521,961.33/179,114.94
  6. Step 6: Final answer
    x = 153,273.21

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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.