Home / 62,456.43-93,660.23-20,326.28

Finding the Fourth Proportional to 62,456.43, 93,660.23 and 20,326.28

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Solution

The fourth proportional to 62,456.43, 93,660.23 and 20,326.28 is: 30,481.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,456.43 : 93,660.23 = 20,326.28 : x
  2. Step 2: Convert to fraction form
    62,456.43/93,660.23 = 20,326.28/x
  3. Step 3: Cross multiply
    62,456.43x = 93,660.23 × 20,326.28
  4. Step 4: Simplify right side
    62,456.43x = 1,903,763,642.36
  5. Step 5: Solve for x
    x = 1,903,763,642.36/62,456.43
  6. Step 6: Final answer
    x = 30,481.47

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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.