Home / 166,743.90-250,155.64-54,424.34

Finding the Fourth Proportional to 166,743.90, 250,155.64 and 54,424.34

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Solution

The fourth proportional to 166,743.90, 250,155.64 and 54,424.34 is: 81,649.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,743.90 : 250,155.64 = 54,424.34 : x
  2. Step 2: Convert to fraction form
    166,743.90/250,155.64 = 54,424.34/x
  3. Step 3: Cross multiply
    166,743.90x = 250,155.64 × 54,424.34
  4. Step 4: Simplify right side
    166,743.90x = 13,614,555,359.61
  5. Step 5: Solve for x
    x = 13,614,555,359.61/166,743.90
  6. Step 6: Final answer
    x = 81,649.50

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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.