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Finding the Fourth Proportional to 232,181, 320,440.02 and 136,696.52

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Solution

The fourth proportional to 232,181, 320,440.02 and 136,696.52 is: 188,659.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,181 : 320,440.02 = 136,696.52 : x
  2. Step 2: Convert to fraction form
    232,181/320,440.02 = 136,696.52/x
  3. Step 3: Cross multiply
    232,181x = 320,440.02 × 136,696.52
  4. Step 4: Simplify right side
    232,181x = 43,803,035,602.73
  5. Step 5: Solve for x
    x = 43,803,035,602.73/232,181
  6. Step 6: Final answer
    x = 188,659.00

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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.