Home / 116,943.40-175,441.43-36,986.21

Finding the Fourth Proportional to 116,943.40, 175,441.43 and 36,986.21

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Solution

The fourth proportional to 116,943.40, 175,441.43 and 36,986.21 is: 55,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,943.40 : 175,441.43 = 36,986.21 : x
  2. Step 2: Convert to fraction form
    116,943.40/175,441.43 = 36,986.21/x
  3. Step 3: Cross multiply
    116,943.40x = 175,441.43 × 36,986.21
  4. Step 4: Simplify right side
    116,943.40x = 6,488,914,103.75
  5. Step 5: Solve for x
    x = 6,488,914,103.75/116,943.40
  6. Step 6: Final answer
    x = 55,487.65

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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.