Home / 133,269.28-199,836-44,490.88

Finding the Fourth Proportional to 133,269.28, 199,836 and 44,490.88

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Solution

The fourth proportional to 133,269.28, 199,836 and 44,490.88 is: 66,713.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,269.28 : 199,836 = 44,490.88 : x
  2. Step 2: Convert to fraction form
    133,269.28/199,836 = 44,490.88/x
  3. Step 3: Cross multiply
    133,269.28x = 199,836 × 44,490.88
  4. Step 4: Simplify right side
    133,269.28x = 8,890,879,495.68
  5. Step 5: Solve for x
    x = 8,890,879,495.68/133,269.28
  6. Step 6: Final answer
    x = 66,713.65

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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.