Home / 122,156.88-183,236.12-33,408.40

Finding the Fourth Proportional to 122,156.88, 183,236.12 and 33,408.40

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Solution

The fourth proportional to 122,156.88, 183,236.12 and 33,408.40 is: 50,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,156.88 : 183,236.12 = 33,408.40 : x
  2. Step 2: Convert to fraction form
    122,156.88/183,236.12 = 33,408.40/x
  3. Step 3: Cross multiply
    122,156.88x = 183,236.12 × 33,408.40
  4. Step 4: Simplify right side
    122,156.88x = 6,121,625,591.41
  5. Step 5: Solve for x
    x = 6,121,625,591.41/122,156.88
  6. Step 6: Final answer
    x = 50,112.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.