Home / 126,245.02-174,060.54-80,848.37

Finding the Fourth Proportional to 126,245.02, 174,060.54 and 80,848.37

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Solution

The fourth proportional to 126,245.02, 174,060.54 and 80,848.37 is: 111,469.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,245.02 : 174,060.54 = 80,848.37 : x
  2. Step 2: Convert to fraction form
    126,245.02/174,060.54 = 80,848.37/x
  3. Step 3: Cross multiply
    126,245.02x = 174,060.54 × 80,848.37
  4. Step 4: Simplify right side
    126,245.02x = 14,072,510,940.32
  5. Step 5: Solve for x
    x = 14,072,510,940.32/126,245.02
  6. Step 6: Final answer
    x = 111,469.83

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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.