Home / 371,984.94-557,893.58-105,739.56

Finding the Fourth Proportional to 371,984.94, 557,893.58 and 105,739.56

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Solution

The fourth proportional to 371,984.94, 557,893.58 and 105,739.56 is: 158,585.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,984.94 : 557,893.58 = 105,739.56 : x
  2. Step 2: Convert to fraction form
    371,984.94/557,893.58 = 105,739.56/x
  3. Step 3: Cross multiply
    371,984.94x = 557,893.58 × 105,739.56
  4. Step 4: Simplify right side
    371,984.94x = 58,991,421,147.33
  5. Step 5: Solve for x
    x = 58,991,421,147.33/371,984.94
  6. Step 6: Final answer
    x = 158,585.51

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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.