Home / 187,550.94-281,317.76-54,428.52

Finding the Fourth Proportional to 187,550.94, 281,317.76 and 54,428.52

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Solution

The fourth proportional to 187,550.94, 281,317.76 and 54,428.52 is: 81,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,550.94 : 281,317.76 = 54,428.52 : x
  2. Step 2: Convert to fraction form
    187,550.94/281,317.76 = 54,428.52/x
  3. Step 3: Cross multiply
    187,550.94x = 281,317.76 × 54,428.52
  4. Step 4: Simplify right side
    187,550.94x = 15,311,709,326.52
  5. Step 5: Solve for x
    x = 15,311,709,326.52/187,550.94
  6. Step 6: Final answer
    x = 81,640.27

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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.