Home / 179,102.41-268,643.89-54,433.69

Finding the Fourth Proportional to 179,102.41, 268,643.89 and 54,433.69

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Solution

The fourth proportional to 179,102.41, 268,643.89 and 54,433.69 is: 81,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,102.41 : 268,643.89 = 54,433.69 : x
  2. Step 2: Convert to fraction form
    179,102.41/268,643.89 = 54,433.69/x
  3. Step 3: Cross multiply
    179,102.41x = 268,643.89 × 54,433.69
  4. Step 4: Simplify right side
    179,102.41x = 14,623,277,625.09
  5. Step 5: Solve for x
    x = 14,623,277,625.09/179,102.41
  6. Step 6: Final answer
    x = 81,647.58

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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.