Home / 166,458.40-249,169.20-96,128.80

Finding the Fourth Proportional to 166,458.40, 249,169.20 and 96,128.80

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Solution

The fourth proportional to 166,458.40, 249,169.20 and 96,128.80 is: 143,893.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,458.40 : 249,169.20 = 96,128.80 : x
  2. Step 2: Convert to fraction form
    166,458.40/249,169.20 = 96,128.80/x
  3. Step 3: Cross multiply
    166,458.40x = 249,169.20 × 96,128.80
  4. Step 4: Simplify right side
    166,458.40x = 23,952,336,192.96
  5. Step 5: Solve for x
    x = 23,952,336,192.96/166,458.40
  6. Step 6: Final answer
    x = 143,893.83

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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.