Home / 231,346.20-346,760.10-98,203.80

Finding the Fourth Proportional to 231,346.20, 346,760.10 and 98,203.80

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Solution

The fourth proportional to 231,346.20, 346,760.10 and 98,203.80 is: 147,195.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,346.20 : 346,760.10 = 98,203.80 : x
  2. Step 2: Convert to fraction form
    231,346.20/346,760.10 = 98,203.80/x
  3. Step 3: Cross multiply
    231,346.20x = 346,760.10 × 98,203.80
  4. Step 4: Simplify right side
    231,346.20x = 34,053,159,508.38
  5. Step 5: Solve for x
    x = 34,053,159,508.38/231,346.20
  6. Step 6: Final answer
    x = 147,195.67

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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.