Home / 82,014.49-122,972.46-32,035.87

Finding the Fourth Proportional to 82,014.49, 122,972.46 and 32,035.87

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Solution

The fourth proportional to 82,014.49, 122,972.46 and 32,035.87 is: 48,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,014.49 : 122,972.46 = 32,035.87 : x
  2. Step 2: Convert to fraction form
    82,014.49/122,972.46 = 32,035.87/x
  3. Step 3: Cross multiply
    82,014.49x = 122,972.46 × 32,035.87
  4. Step 4: Simplify right side
    82,014.49x = 3,939,529,742.14
  5. Step 5: Solve for x
    x = 3,939,529,742.14/82,014.49
  6. Step 6: Final answer
    x = 48,034.56

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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.