Home / 166,411.72-229,647.90-94,791.70

Finding the Fourth Proportional to 166,411.72, 229,647.90 and 94,791.70

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Solution

The fourth proportional to 166,411.72, 229,647.90 and 94,791.70 is: 130,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,411.72 : 229,647.90 = 94,791.70 : x
  2. Step 2: Convert to fraction form
    166,411.72/229,647.90 = 94,791.70/x
  3. Step 3: Cross multiply
    166,411.72x = 229,647.90 × 94,791.70
  4. Step 4: Simplify right side
    166,411.72x = 21,768,714,842.43
  5. Step 5: Solve for x
    x = 21,768,714,842.43/166,411.72
  6. Step 6: Final answer
    x = 130,812.39

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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.