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Finding the Fourth Proportional to 232,995.31, 348,932.42 and 132,851.90

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Solution

The fourth proportional to 232,995.31, 348,932.42 and 132,851.90 is: 198,958.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,995.31 : 348,932.42 = 132,851.90 : x
  2. Step 2: Convert to fraction form
    232,995.31/348,932.42 = 132,851.90/x
  3. Step 3: Cross multiply
    232,995.31x = 348,932.42 × 132,851.90
  4. Step 4: Simplify right side
    232,995.31x = 46,356,334,968.60
  5. Step 5: Solve for x
    x = 46,356,334,968.60/232,995.31
  6. Step 6: Final answer
    x = 198,958.23

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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.