Home / 175,171.38-241,736.79-99,719.88

Finding the Fourth Proportional to 175,171.38, 241,736.79 and 99,719.88

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Solution

The fourth proportional to 175,171.38, 241,736.79 and 99,719.88 is: 137,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,171.38 : 241,736.79 = 99,719.88 : x
  2. Step 2: Convert to fraction form
    175,171.38/241,736.79 = 99,719.88/x
  3. Step 3: Cross multiply
    175,171.38x = 241,736.79 × 99,719.88
  4. Step 4: Simplify right side
    175,171.38x = 24,105,963,690.39
  5. Step 5: Solve for x
    x = 24,105,963,690.39/175,171.38
  6. Step 6: Final answer
    x = 137,613.60

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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.