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Finding the Fourth Proportional to 240,679.84, 332,125.51 and 131,763.33

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Solution

The fourth proportional to 240,679.84, 332,125.51 and 131,763.33 is: 181,826.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,679.84 : 332,125.51 = 131,763.33 : x
  2. Step 2: Convert to fraction form
    240,679.84/332,125.51 = 131,763.33/x
  3. Step 3: Cross multiply
    240,679.84x = 332,125.51 × 131,763.33
  4. Step 4: Simplify right side
    240,679.84x = 43,761,963,175.55
  5. Step 5: Solve for x
    x = 43,761,963,175.55/240,679.84
  6. Step 6: Final answer
    x = 181,826.46

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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.