Home / 74,399.18-111,586.44-24,479.90

Finding the Fourth Proportional to 74,399.18, 111,586.44 and 24,479.90

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Solution

The fourth proportional to 74,399.18, 111,586.44 and 24,479.90 is: 36,715.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,399.18 : 111,586.44 = 24,479.90 : x
  2. Step 2: Convert to fraction form
    74,399.18/111,586.44 = 24,479.90/x
  3. Step 3: Cross multiply
    74,399.18x = 111,586.44 × 24,479.90
  4. Step 4: Simplify right side
    74,399.18x = 2,731,624,892.56
  5. Step 5: Solve for x
    x = 2,731,624,892.56/74,399.18
  6. Step 6: Final answer
    x = 36,715.79

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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.