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Finding the Fourth Proportional to 186,179.96, 256,929.42 and 101,297.60

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Solution

The fourth proportional to 186,179.96, 256,929.42 and 101,297.60 is: 139,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,179.96 : 256,929.42 = 101,297.60 : x
  2. Step 2: Convert to fraction form
    186,179.96/256,929.42 = 101,297.60/x
  3. Step 3: Cross multiply
    186,179.96x = 256,929.42 × 101,297.60
  4. Step 4: Simplify right side
    186,179.96x = 26,026,333,615.39
  5. Step 5: Solve for x
    x = 26,026,333,615.39/186,179.96
  6. Step 6: Final answer
    x = 139,791.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.