Home / 239,769.48-330,881.22-132,338.82

Finding the Fourth Proportional to 239,769.48, 330,881.22 and 132,338.82

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Solution

The fourth proportional to 239,769.48, 330,881.22 and 132,338.82 is: 182,627.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,769.48 : 330,881.22 = 132,338.82 : x
  2. Step 2: Convert to fraction form
    239,769.48/330,881.22 = 132,338.82/x
  3. Step 3: Cross multiply
    239,769.48x = 330,881.22 × 132,338.82
  4. Step 4: Simplify right side
    239,769.48x = 43,788,430,214.96
  5. Step 5: Solve for x
    x = 43,788,430,214.96/239,769.48
  6. Step 6: Final answer
    x = 182,627.21

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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.