Home / 55,179.87-76,164.29-36,062.43

Finding the Fourth Proportional to 55,179.87, 76,164.29 and 36,062.43

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Solution

The fourth proportional to 55,179.87, 76,164.29 and 36,062.43 is: 49,776.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,179.87 : 76,164.29 = 36,062.43 : x
  2. Step 2: Convert to fraction form
    55,179.87/76,164.29 = 36,062.43/x
  3. Step 3: Cross multiply
    55,179.87x = 76,164.29 × 36,062.43
  4. Step 4: Simplify right side
    55,179.87x = 2,746,669,376.62
  5. Step 5: Solve for x
    x = 2,746,669,376.62/55,179.87
  6. Step 6: Final answer
    x = 49,776.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.