Home / 124,195.14-186,188.22-54,021.60

Finding the Fourth Proportional to 124,195.14, 186,188.22 and 54,021.60

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Solution

The fourth proportional to 124,195.14, 186,188.22 and 54,021.60 is: 80,986.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,195.14 : 186,188.22 = 54,021.60 : x
  2. Step 2: Convert to fraction form
    124,195.14/186,188.22 = 54,021.60/x
  3. Step 3: Cross multiply
    124,195.14x = 186,188.22 × 54,021.60
  4. Step 4: Simplify right side
    124,195.14x = 10,058,185,545.55
  5. Step 5: Solve for x
    x = 10,058,185,545.55/124,195.14
  6. Step 6: Final answer
    x = 80,986.95

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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.