Home / 114,986.19-172,507.98-40,107.41

Finding the Fourth Proportional to 114,986.19, 172,507.98 and 40,107.41

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Solution

The fourth proportional to 114,986.19, 172,507.98 and 40,107.41 is: 60,171.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,986.19 : 172,507.98 = 40,107.41 : x
  2. Step 2: Convert to fraction form
    114,986.19/172,507.98 = 40,107.41/x
  3. Step 3: Cross multiply
    114,986.19x = 172,507.98 × 40,107.41
  4. Step 4: Simplify right side
    114,986.19x = 6,918,847,419.59
  5. Step 5: Solve for x
    x = 6,918,847,419.59/114,986.19
  6. Step 6: Final answer
    x = 60,171.12

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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.