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Finding the Fourth Proportional to 163,792.96, 245,233.23 and 83,657.41

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Solution

The fourth proportional to 163,792.96, 245,233.23 and 83,657.41 is: 125,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,792.96 : 245,233.23 = 83,657.41 : x
  2. Step 2: Convert to fraction form
    163,792.96/245,233.23 = 83,657.41/x
  3. Step 3: Cross multiply
    163,792.96x = 245,233.23 × 83,657.41
  4. Step 4: Simplify right side
    163,792.96x = 20,515,576,867.73
  5. Step 5: Solve for x
    x = 20,515,576,867.73/163,792.96
  6. Step 6: Final answer
    x = 125,253.11

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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.