Home / 239,747.73-330,854.16-132,315.45

Finding the Fourth Proportional to 239,747.73, 330,854.16 and 132,315.45

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Solution

The fourth proportional to 239,747.73, 330,854.16 and 132,315.45 is: 182,596.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,747.73 : 330,854.16 = 132,315.45 : x
  2. Step 2: Convert to fraction form
    239,747.73/330,854.16 = 132,315.45/x
  3. Step 3: Cross multiply
    239,747.73x = 330,854.16 × 132,315.45
  4. Step 4: Simplify right side
    239,747.73x = 43,777,117,064.77
  5. Step 5: Solve for x
    x = 43,777,117,064.77/239,747.73
  6. Step 6: Final answer
    x = 182,596.59

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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.