Home / 73,112.73-109,585.04-33,586.81

Finding the Fourth Proportional to 73,112.73, 109,585.04 and 33,586.81

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Solution

The fourth proportional to 73,112.73, 109,585.04 and 33,586.81 is: 50,341.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,112.73 : 109,585.04 = 33,586.81 : x
  2. Step 2: Convert to fraction form
    73,112.73/109,585.04 = 33,586.81/x
  3. Step 3: Cross multiply
    73,112.73x = 109,585.04 × 33,586.81
  4. Step 4: Simplify right side
    73,112.73x = 3,680,611,475.43
  5. Step 5: Solve for x
    x = 3,680,611,475.43/73,112.73
  6. Step 6: Final answer
    x = 50,341.59

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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.