Home / 166,771.31-250,181.19-54,423.86

Finding the Fourth Proportional to 166,771.31, 250,181.19 and 54,423.86

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Solution

The fourth proportional to 166,771.31, 250,181.19 and 54,423.86 is: 81,643.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,771.31 : 250,181.19 = 54,423.86 : x
  2. Step 2: Convert to fraction form
    166,771.31/250,181.19 = 54,423.86/x
  3. Step 3: Cross multiply
    166,771.31x = 250,181.19 × 54,423.86
  4. Step 4: Simplify right side
    166,771.31x = 13,615,824,808.29
  5. Step 5: Solve for x
    x = 13,615,824,808.29/166,771.31
  6. Step 6: Final answer
    x = 81,643.69

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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.