Home / 194,798.79-268,822.53-109,923.75

Finding the Fourth Proportional to 194,798.79, 268,822.53 and 109,923.75

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Solution

The fourth proportional to 194,798.79, 268,822.53 and 109,923.75 is: 151,694.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,798.79 : 268,822.53 = 109,923.75 : x
  2. Step 2: Convert to fraction form
    194,798.79/268,822.53 = 109,923.75/x
  3. Step 3: Cross multiply
    194,798.79x = 268,822.53 × 109,923.75
  4. Step 4: Simplify right side
    194,798.79x = 29,549,980,582.09
  5. Step 5: Solve for x
    x = 29,549,980,582.09/194,798.79
  6. Step 6: Final answer
    x = 151,694.89

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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.