Home / 114,847.14-172,021.32-55,558.47

Finding the Fourth Proportional to 114,847.14, 172,021.32 and 55,558.47

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Solution

The fourth proportional to 114,847.14, 172,021.32 and 55,558.47 is: 83,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,847.14 : 172,021.32 = 55,558.47 : x
  2. Step 2: Convert to fraction form
    114,847.14/172,021.32 = 55,558.47/x
  3. Step 3: Cross multiply
    114,847.14x = 172,021.32 × 55,558.47
  4. Step 4: Simplify right side
    114,847.14x = 9,557,241,346.58
  5. Step 5: Solve for x
    x = 9,557,241,346.58/114,847.14
  6. Step 6: Final answer
    x = 83,217.06

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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.