Home / 194,539.76-268,506.64-122,874.24

Finding the Fourth Proportional to 194,539.76, 268,506.64 and 122,874.24

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Solution

The fourth proportional to 194,539.76, 268,506.64 and 122,874.24 is: 169,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,539.76 : 268,506.64 = 122,874.24 : x
  2. Step 2: Convert to fraction form
    194,539.76/268,506.64 = 122,874.24/x
  3. Step 3: Cross multiply
    194,539.76x = 268,506.64 × 122,874.24
  4. Step 4: Simplify right side
    194,539.76x = 32,992,549,324.95
  5. Step 5: Solve for x
    x = 32,992,549,324.95/194,539.76
  6. Step 6: Final answer
    x = 169,592.83

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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.