Home / 186,860.26-280,338.38-53,750.94

Finding the Fourth Proportional to 186,860.26, 280,338.38 and 53,750.94

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Solution

The fourth proportional to 186,860.26, 280,338.38 and 53,750.94 is: 80,640.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,860.26 : 280,338.38 = 53,750.94 : x
  2. Step 2: Convert to fraction form
    186,860.26/280,338.38 = 53,750.94/x
  3. Step 3: Cross multiply
    186,860.26x = 280,338.38 × 53,750.94
  4. Step 4: Simplify right side
    186,860.26x = 15,068,451,443.08
  5. Step 5: Solve for x
    x = 15,068,451,443.08/186,860.26
  6. Step 6: Final answer
    x = 80,640.21

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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.