Home / 126,075.34-189,133.80-41,836.42

Finding the Fourth Proportional to 126,075.34, 189,133.80 and 41,836.42

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Solution

The fourth proportional to 126,075.34, 189,133.80 and 41,836.42 is: 62,761.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,075.34 : 189,133.80 = 41,836.42 : x
  2. Step 2: Convert to fraction form
    126,075.34/189,133.80 = 41,836.42/x
  3. Step 3: Cross multiply
    126,075.34x = 189,133.80 × 41,836.42
  4. Step 4: Simplify right side
    126,075.34x = 7,912,681,093.00
  5. Step 5: Solve for x
    x = 7,912,681,093.00/126,075.34
  6. Step 6: Final answer
    x = 62,761.53

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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.