Home / 194,684.16-268,661.44-109,828.48

Finding the Fourth Proportional to 194,684.16, 268,661.44 and 109,828.48

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Solution

The fourth proportional to 194,684.16, 268,661.44 and 109,828.48 is: 151,561.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,684.16 : 268,661.44 = 109,828.48 : x
  2. Step 2: Convert to fraction form
    194,684.16/268,661.44 = 109,828.48/x
  3. Step 3: Cross multiply
    194,684.16x = 268,661.44 × 109,828.48
  4. Step 4: Simplify right side
    194,684.16x = 29,506,677,589.81
  5. Step 5: Solve for x
    x = 29,506,677,589.81/194,684.16
  6. Step 6: Final answer
    x = 151,561.78

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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.