Home / 106,075.83-159,072.07-38,591.83

Finding the Fourth Proportional to 106,075.83, 159,072.07 and 38,591.83

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Solution

The fourth proportional to 106,075.83, 159,072.07 and 38,591.83 is: 57,872.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,075.83 : 159,072.07 = 38,591.83 : x
  2. Step 2: Convert to fraction form
    106,075.83/159,072.07 = 38,591.83/x
  3. Step 3: Cross multiply
    106,075.83x = 159,072.07 × 38,591.83
  4. Step 4: Simplify right side
    106,075.83x = 6,138,882,283.19
  5. Step 5: Solve for x
    x = 6,138,882,283.19/106,075.83
  6. Step 6: Final answer
    x = 57,872.58

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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.