Home / 263,567.39-395,375.37-86,075.33

Finding the Fourth Proportional to 263,567.39, 395,375.37 and 86,075.33

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Solution

The fourth proportional to 263,567.39, 395,375.37 and 86,075.33 is: 129,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,567.39 : 395,375.37 = 86,075.33 : x
  2. Step 2: Convert to fraction form
    263,567.39/395,375.37 = 86,075.33/x
  3. Step 3: Cross multiply
    263,567.39x = 395,375.37 × 86,075.33
  4. Step 4: Simplify right side
    263,567.39x = 34,032,065,446.62
  5. Step 5: Solve for x
    x = 34,032,065,446.62/263,567.39
  6. Step 6: Final answer
    x = 129,120.93

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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.