Home / 266,815.14-400,360.68-117,160.50

Finding the Fourth Proportional to 266,815.14, 400,360.68 and 117,160.50

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Solution

The fourth proportional to 266,815.14, 400,360.68 and 117,160.50 is: 175,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,815.14 : 400,360.68 = 117,160.50 : x
  2. Step 2: Convert to fraction form
    266,815.14/400,360.68 = 117,160.50/x
  3. Step 3: Cross multiply
    266,815.14x = 400,360.68 × 117,160.50
  4. Step 4: Simplify right side
    266,815.14x = 46,906,457,449.14
  5. Step 5: Solve for x
    x = 46,906,457,449.14/266,815.14
  6. Step 6: Final answer
    x = 175,801.33

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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.