Home / 194,613.84-268,415.98-122,967.72

Finding the Fourth Proportional to 194,613.84, 268,415.98 and 122,967.72

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Solution

The fourth proportional to 194,613.84, 268,415.98 and 122,967.72 is: 169,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,613.84 : 268,415.98 = 122,967.72 : x
  2. Step 2: Convert to fraction form
    194,613.84/268,415.98 = 122,967.72/x
  3. Step 3: Cross multiply
    194,613.84x = 268,415.98 × 122,967.72
  4. Step 4: Simplify right side
    194,613.84x = 33,006,500,764.75
  5. Step 5: Solve for x
    x = 33,006,500,764.75/194,613.84
  6. Step 6: Final answer
    x = 169,599.97

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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.