Home / 166,481.60-249,722.40-153,003.20

Finding the Fourth Proportional to 166,481.60, 249,722.40 and 153,003.20

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Solution

The fourth proportional to 166,481.60, 249,722.40 and 153,003.20 is: 229,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,481.60 : 249,722.40 = 153,003.20 : x
  2. Step 2: Convert to fraction form
    166,481.60/249,722.40 = 153,003.20/x
  3. Step 3: Cross multiply
    166,481.60x = 249,722.40 × 153,003.20
  4. Step 4: Simplify right side
    166,481.60x = 38,208,326,311.68
  5. Step 5: Solve for x
    x = 38,208,326,311.68/166,481.60
  6. Step 6: Final answer
    x = 229,504.80

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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.