Home / 116,907.20-175,107.04-71,791.64

Finding the Fourth Proportional to 116,907.20, 175,107.04 and 71,791.64

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Solution

The fourth proportional to 116,907.20, 175,107.04 and 71,791.64 is: 107,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,907.20 : 175,107.04 = 71,791.64 : x
  2. Step 2: Convert to fraction form
    116,907.20/175,107.04 = 71,791.64/x
  3. Step 3: Cross multiply
    116,907.20x = 175,107.04 × 71,791.64
  4. Step 4: Simplify right side
    116,907.20x = 12,571,220,780.42
  5. Step 5: Solve for x
    x = 12,571,220,780.42/116,907.20
  6. Step 6: Final answer
    x = 107,531.63

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1.5x scale

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.