Home / 120,787.74-181,136.22-41,882.94

Finding the Fourth Proportional to 120,787.74, 181,136.22 and 41,882.94

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Solution

The fourth proportional to 120,787.74, 181,136.22 and 41,882.94 is: 62,808.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,787.74 : 181,136.22 = 41,882.94 : x
  2. Step 2: Convert to fraction form
    120,787.74/181,136.22 = 41,882.94/x
  3. Step 3: Cross multiply
    120,787.74x = 181,136.22 × 41,882.94
  4. Step 4: Simplify right side
    120,787.74x = 7,586,517,434.09
  5. Step 5: Solve for x
    x = 7,586,517,434.09/120,787.74
  6. Step 6: Final answer
    x = 62,808.67

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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.