Home / 241,428.20-362,142.30-191,661.80

Finding the Fourth Proportional to 241,428.20, 362,142.30 and 191,661.80

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Solution

The fourth proportional to 241,428.20, 362,142.30 and 191,661.80 is: 287,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,428.20 : 362,142.30 = 191,661.80 : x
  2. Step 2: Convert to fraction form
    241,428.20/362,142.30 = 191,661.80/x
  3. Step 3: Cross multiply
    241,428.20x = 362,142.30 × 191,661.80
  4. Step 4: Simplify right side
    241,428.20x = 69,408,845,074.14
  5. Step 5: Solve for x
    x = 69,408,845,074.14/241,428.20
  6. Step 6: Final answer
    x = 287,492.70

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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.