Home / 118,633.14-177,965.37-43,805.88

Finding the Fourth Proportional to 118,633.14, 177,965.37 and 43,805.88

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Solution

The fourth proportional to 118,633.14, 177,965.37 and 43,805.88 is: 65,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,633.14 : 177,965.37 = 43,805.88 : x
  2. Step 2: Convert to fraction form
    118,633.14/177,965.37 = 43,805.88/x
  3. Step 3: Cross multiply
    118,633.14x = 177,965.37 × 43,805.88
  4. Step 4: Simplify right side
    118,633.14x = 7,795,929,642.38
  5. Step 5: Solve for x
    x = 7,795,929,642.38/118,633.14
  6. Step 6: Final answer
    x = 65,714.60

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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.