Home / 106,137.94-159,075.69-53,562.46

Finding the Fourth Proportional to 106,137.94, 159,075.69 and 53,562.46

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Solution

The fourth proportional to 106,137.94, 159,075.69 and 53,562.46 is: 80,277.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,137.94 : 159,075.69 = 53,562.46 : x
  2. Step 2: Convert to fraction form
    106,137.94/159,075.69 = 53,562.46/x
  3. Step 3: Cross multiply
    106,137.94x = 159,075.69 × 53,562.46
  4. Step 4: Simplify right side
    106,137.94x = 8,520,485,282.60
  5. Step 5: Solve for x
    x = 8,520,485,282.60/106,137.94
  6. Step 6: Final answer
    x = 80,277.47

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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.