Home / 33,156.19-49,734.41-13,435.12

Finding the Fourth Proportional to 33,156.19, 49,734.41 and 13,435.12

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Solution

The fourth proportional to 33,156.19, 49,734.41 and 13,435.12 is: 20,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.19 : 49,734.41 = 13,435.12 : x
  2. Step 2: Convert to fraction form
    33,156.19/49,734.41 = 13,435.12/x
  3. Step 3: Cross multiply
    33,156.19x = 49,734.41 × 13,435.12
  4. Step 4: Simplify right side
    33,156.19x = 668,187,551.39
  5. Step 5: Solve for x
    x = 668,187,551.39/33,156.19
  6. Step 6: Final answer
    x = 20,152.73

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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.