Home / 263,533.26-395,307.52-83,619.47

Finding the Fourth Proportional to 263,533.26, 395,307.52 and 83,619.47

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Solution

The fourth proportional to 263,533.26, 395,307.52 and 83,619.47 is: 125,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,533.26 : 395,307.52 = 83,619.47 : x
  2. Step 2: Convert to fraction form
    263,533.26/395,307.52 = 83,619.47/x
  3. Step 3: Cross multiply
    263,533.26x = 395,307.52 × 83,619.47
  4. Step 4: Simplify right side
    263,533.26x = 33,055,406,088.63
  5. Step 5: Solve for x
    x = 33,055,406,088.63/263,533.26
  6. Step 6: Final answer
    x = 125,431.63

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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.