Home / 124,195.94-186,295.53-54,072.62

Finding the Fourth Proportional to 124,195.94, 186,295.53 and 54,072.62

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Solution

The fourth proportional to 124,195.94, 186,295.53 and 54,072.62 is: 81,109.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,195.94 : 186,295.53 = 54,072.62 : x
  2. Step 2: Convert to fraction form
    124,195.94/186,295.53 = 54,072.62/x
  3. Step 3: Cross multiply
    124,195.94x = 186,295.53 × 54,072.62
  4. Step 4: Simplify right side
    124,195.94x = 10,073,487,401.39
  5. Step 5: Solve for x
    x = 10,073,487,401.39/124,195.94
  6. Step 6: Final answer
    x = 81,109.64

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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.