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Finding the Fourth Proportional to 163,092.84, 244,743.21 and 74,355.18

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Solution

The fourth proportional to 163,092.84, 244,743.21 and 74,355.18 is: 111,580.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,092.84 : 244,743.21 = 74,355.18 : x
  2. Step 2: Convert to fraction form
    163,092.84/244,743.21 = 74,355.18/x
  3. Step 3: Cross multiply
    163,092.84x = 244,743.21 × 74,355.18
  4. Step 4: Simplify right side
    163,092.84x = 18,197,925,433.33
  5. Step 5: Solve for x
    x = 18,197,925,433.33/163,092.84
  6. Step 6: Final answer
    x = 111,580.16

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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.