Home / 240,526.56-331,961.86-138,532.41

Finding the Fourth Proportional to 240,526.56, 331,961.86 and 138,532.41

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Solution

The fourth proportional to 240,526.56, 331,961.86 and 138,532.41 is: 191,195.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,526.56 : 331,961.86 = 138,532.41 : x
  2. Step 2: Convert to fraction form
    240,526.56/331,961.86 = 138,532.41/x
  3. Step 3: Cross multiply
    240,526.56x = 331,961.86 × 138,532.41
  4. Step 4: Simplify right side
    240,526.56x = 45,987,476,667.05
  5. Step 5: Solve for x
    x = 45,987,476,667.05/240,526.56
  6. Step 6: Final answer
    x = 191,195.00

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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.