Home / 194,532.78-268,457.28-109,649.84

Finding the Fourth Proportional to 194,532.78, 268,457.28 and 109,649.84

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Solution

The fourth proportional to 194,532.78, 268,457.28 and 109,649.84 is: 151,317.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,532.78 : 268,457.28 = 109,649.84 : x
  2. Step 2: Convert to fraction form
    194,532.78/268,457.28 = 109,649.84/x
  3. Step 3: Cross multiply
    194,532.78x = 268,457.28 × 109,649.84
  4. Step 4: Simplify right side
    194,532.78x = 29,436,297,798.84
  5. Step 5: Solve for x
    x = 29,436,297,798.84/194,532.78
  6. Step 6: Final answer
    x = 151,317.93

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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.