Home / 194,503.08-268,414.98-122,914.92

Finding the Fourth Proportional to 194,503.08, 268,414.98 and 122,914.92

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Solution

The fourth proportional to 194,503.08, 268,414.98 and 122,914.92 is: 169,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,503.08 : 268,414.98 = 122,914.92 : x
  2. Step 2: Convert to fraction form
    194,503.08/268,414.98 = 122,914.92/x
  3. Step 3: Cross multiply
    194,503.08x = 268,414.98 × 122,914.92
  4. Step 4: Simplify right side
    194,503.08x = 32,992,205,793.50
  5. Step 5: Solve for x
    x = 32,992,205,793.50/194,503.08
  6. Step 6: Final answer
    x = 169,623.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.