Home / 170,066.20-255,099.30-146,446.60

Finding the Fourth Proportional to 170,066.20, 255,099.30 and 146,446.60

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Solution

The fourth proportional to 170,066.20, 255,099.30 and 146,446.60 is: 219,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,066.20 : 255,099.30 = 146,446.60 : x
  2. Step 2: Convert to fraction form
    170,066.20/255,099.30 = 146,446.60/x
  3. Step 3: Cross multiply
    170,066.20x = 255,099.30 × 146,446.60
  4. Step 4: Simplify right side
    170,066.20x = 37,358,425,147.38
  5. Step 5: Solve for x
    x = 37,358,425,147.38/170,066.20
  6. Step 6: Final answer
    x = 219,669.90

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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.