Home / 449,251.20-673,876.80-116,827.20

Finding the Fourth Proportional to 449,251.20, 673,876.80 and 116,827.20

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Solution

The fourth proportional to 449,251.20, 673,876.80 and 116,827.20 is: 175,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,251.20 : 673,876.80 = 116,827.20 : x
  2. Step 2: Convert to fraction form
    449,251.20/673,876.80 = 116,827.20/x
  3. Step 3: Cross multiply
    449,251.20x = 673,876.80 × 116,827.20
  4. Step 4: Simplify right side
    449,251.20x = 78,727,139,688.96
  5. Step 5: Solve for x
    x = 78,727,139,688.96/449,251.20
  6. Step 6: Final answer
    x = 175,240.80

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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.