Home / 332,076.62-498,483.66-172,109.72

Finding the Fourth Proportional to 332,076.62, 498,483.66 and 172,109.72

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Solution

The fourth proportional to 332,076.62, 498,483.66 and 172,109.72 is: 258,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,076.62 : 498,483.66 = 172,109.72 : x
  2. Step 2: Convert to fraction form
    332,076.62/498,483.66 = 172,109.72/x
  3. Step 3: Cross multiply
    332,076.62x = 498,483.66 × 172,109.72
  4. Step 4: Simplify right side
    332,076.62x = 85,793,880,654.76
  5. Step 5: Solve for x
    x = 85,793,880,654.76/332,076.62
  6. Step 6: Final answer
    x = 258,355.68

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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.