Home / 168,448.70-252,805.10-117,516.50

Finding the Fourth Proportional to 168,448.70, 252,805.10 and 117,516.50

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Solution

The fourth proportional to 168,448.70, 252,805.10 and 117,516.50 is: 176,366.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,448.70 : 252,805.10 = 117,516.50 : x
  2. Step 2: Convert to fraction form
    168,448.70/252,805.10 = 117,516.50/x
  3. Step 3: Cross multiply
    168,448.70x = 252,805.10 × 117,516.50
  4. Step 4: Simplify right side
    168,448.70x = 29,708,771,713.62
  5. Step 5: Solve for x
    x = 29,708,771,713.62/168,448.70
  6. Step 6: Final answer
    x = 176,366.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.