Home / 166,960.16-250,433.76-67,090.40

Finding the Fourth Proportional to 166,960.16, 250,433.76 and 67,090.40

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Solution

The fourth proportional to 166,960.16, 250,433.76 and 67,090.40 is: 100,633.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,960.16 : 250,433.76 = 67,090.40 : x
  2. Step 2: Convert to fraction form
    166,960.16/250,433.76 = 67,090.40/x
  3. Step 3: Cross multiply
    166,960.16x = 250,433.76 × 67,090.40
  4. Step 4: Simplify right side
    166,960.16x = 16,801,701,131.90
  5. Step 5: Solve for x
    x = 16,801,701,131.90/166,960.16
  6. Step 6: Final answer
    x = 100,633.00

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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.