Home / 240,386.96-331,694.37-132,936

Finding the Fourth Proportional to 240,386.96, 331,694.37 and 132,936

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Solution

The fourth proportional to 240,386.96, 331,694.37 and 132,936 is: 183,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,386.96 : 331,694.37 = 132,936 : x
  2. Step 2: Convert to fraction form
    240,386.96/331,694.37 = 132,936/x
  3. Step 3: Cross multiply
    240,386.96x = 331,694.37 × 132,936
  4. Step 4: Simplify right side
    240,386.96x = 44,094,122,770.32
  5. Step 5: Solve for x
    x = 44,094,122,770.32/240,386.96
  6. Step 6: Final answer
    x = 183,429.77

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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.