Home / 83,262.54-124,889.97-30,668.46

Finding the Fourth Proportional to 83,262.54, 124,889.97 and 30,668.46

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Solution

The fourth proportional to 83,262.54, 124,889.97 and 30,668.46 is: 46,001.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,262.54 : 124,889.97 = 30,668.46 : x
  2. Step 2: Convert to fraction form
    83,262.54/124,889.97 = 30,668.46/x
  3. Step 3: Cross multiply
    83,262.54x = 124,889.97 × 30,668.46
  4. Step 4: Simplify right side
    83,262.54x = 3,830,183,049.35
  5. Step 5: Solve for x
    x = 3,830,183,049.35/83,262.54
  6. Step 6: Final answer
    x = 46,001.28

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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.