Home / 239,868.56-331,010.04-132,436.40

Finding the Fourth Proportional to 239,868.56, 331,010.04 and 132,436.40

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Solution

The fourth proportional to 239,868.56, 331,010.04 and 132,436.40 is: 182,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,868.56 : 331,010.04 = 132,436.40 : x
  2. Step 2: Convert to fraction form
    239,868.56/331,010.04 = 132,436.40/x
  3. Step 3: Cross multiply
    239,868.56x = 331,010.04 × 132,436.40
  4. Step 4: Simplify right side
    239,868.56x = 43,837,778,061.46
  5. Step 5: Solve for x
    x = 43,837,778,061.46/239,868.56
  6. Step 6: Final answer
    x = 182,757.50

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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.