Home / 194,508.14-268,428.74-109,623.38

Finding the Fourth Proportional to 194,508.14, 268,428.74 and 109,623.38

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Solution

The fourth proportional to 194,508.14, 268,428.74 and 109,623.38 is: 151,284.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,508.14 : 268,428.74 = 109,623.38 : x
  2. Step 2: Convert to fraction form
    194,508.14/268,428.74 = 109,623.38/x
  3. Step 3: Cross multiply
    194,508.14x = 268,428.74 × 109,623.38
  4. Step 4: Simplify right side
    194,508.14x = 29,426,063,877.68
  5. Step 5: Solve for x
    x = 29,426,063,877.68/194,508.14
  6. Step 6: Final answer
    x = 151,284.49

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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.