Home / 240,117.38-331,362.10-132,687.41

Finding the Fourth Proportional to 240,117.38, 331,362.10 and 132,687.41

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Solution

The fourth proportional to 240,117.38, 331,362.10 and 132,687.41 is: 183,108.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,117.38 : 331,362.10 = 132,687.41 : x
  2. Step 2: Convert to fraction form
    240,117.38/331,362.10 = 132,687.41/x
  3. Step 3: Cross multiply
    240,117.38x = 331,362.10 × 132,687.41
  4. Step 4: Simplify right side
    240,117.38x = 43,967,579,815.43
  5. Step 5: Solve for x
    x = 43,967,579,815.43/240,117.38
  6. Step 6: Final answer
    x = 183,108.69

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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.