Home / 126,844.84-175,000.26-76,525.48

Finding the Fourth Proportional to 126,844.84, 175,000.26 and 76,525.48

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Solution

The fourth proportional to 126,844.84, 175,000.26 and 76,525.48 is: 105,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,844.84 : 175,000.26 = 76,525.48 : x
  2. Step 2: Convert to fraction form
    126,844.84/175,000.26 = 76,525.48/x
  3. Step 3: Cross multiply
    126,844.84x = 175,000.26 × 76,525.48
  4. Step 4: Simplify right side
    126,844.84x = 13,391,978,896.62
  5. Step 5: Solve for x
    x = 13,391,978,896.62/126,844.84
  6. Step 6: Final answer
    x = 105,577.64

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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.