Home / 132,215.73-198,402.40-47,982.48

Finding the Fourth Proportional to 132,215.73, 198,402.40 and 47,982.48

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Solution

The fourth proportional to 132,215.73, 198,402.40 and 47,982.48 is: 72,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,215.73 : 198,402.40 = 47,982.48 : x
  2. Step 2: Convert to fraction form
    132,215.73/198,402.40 = 47,982.48/x
  3. Step 3: Cross multiply
    132,215.73x = 198,402.40 × 47,982.48
  4. Step 4: Simplify right side
    132,215.73x = 9,519,838,438.45
  5. Step 5: Solve for x
    x = 9,519,838,438.45/132,215.73
  6. Step 6: Final answer
    x = 72,002.31

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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.