Home / 239,895.88-331,061.48-132,472.76

Finding the Fourth Proportional to 239,895.88, 331,061.48 and 132,472.76

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Solution

The fourth proportional to 239,895.88, 331,061.48 and 132,472.76 is: 182,815.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,895.88 : 331,061.48 = 132,472.76 : x
  2. Step 2: Convert to fraction form
    239,895.88/331,061.48 = 132,472.76/x
  3. Step 3: Cross multiply
    239,895.88x = 331,061.48 × 132,472.76
  4. Step 4: Simplify right side
    239,895.88x = 43,856,627,985.28
  5. Step 5: Solve for x
    x = 43,856,627,985.28/239,895.88
  6. Step 6: Final answer
    x = 182,815.26

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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.