Home / 124,832.79-187,161.71-45,936.77

Finding the Fourth Proportional to 124,832.79, 187,161.71 and 45,936.77

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Solution

The fourth proportional to 124,832.79, 187,161.71 and 45,936.77 is: 68,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,832.79 : 187,161.71 = 45,936.77 : x
  2. Step 2: Convert to fraction form
    124,832.79/187,161.71 = 45,936.77/x
  3. Step 3: Cross multiply
    124,832.79x = 187,161.71 × 45,936.77
  4. Step 4: Simplify right side
    124,832.79x = 8,597,603,259.58
  5. Step 5: Solve for x
    x = 8,597,603,259.58/124,832.79
  6. Step 6: Final answer
    x = 68,872.96

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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.