Home / 166,204.90-249,234.45-66,331.90

Finding the Fourth Proportional to 166,204.90, 249,234.45 and 66,331.90

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Solution

The fourth proportional to 166,204.90, 249,234.45 and 66,331.90 is: 99,468.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,204.90 : 249,234.45 = 66,331.90 : x
  2. Step 2: Convert to fraction form
    166,204.90/249,234.45 = 66,331.90/x
  3. Step 3: Cross multiply
    166,204.90x = 249,234.45 × 66,331.90
  4. Step 4: Simplify right side
    166,204.90x = 16,532,194,613.96
  5. Step 5: Solve for x
    x = 16,532,194,613.96/166,204.90
  6. Step 6: Final answer
    x = 99,468.76

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1.5x scale

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.