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Finding the Fourth Proportional to 183,609.54, 275,336.55 and 65,310.66

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Solution

The fourth proportional to 183,609.54, 275,336.55 and 65,310.66 is: 97,938.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,609.54 : 275,336.55 = 65,310.66 : x
  2. Step 2: Convert to fraction form
    183,609.54/275,336.55 = 65,310.66/x
  3. Step 3: Cross multiply
    183,609.54x = 275,336.55 × 65,310.66
  4. Step 4: Simplify right side
    183,609.54x = 17,982,411,802.62
  5. Step 5: Solve for x
    x = 17,982,411,802.62/183,609.54
  6. Step 6: Final answer
    x = 97,938.33

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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.