Home / 231,200.20-346,800.30-73,444.60

Finding the Fourth Proportional to 231,200.20, 346,800.30 and 73,444.60

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Solution

The fourth proportional to 231,200.20, 346,800.30 and 73,444.60 is: 110,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,200.20 : 346,800.30 = 73,444.60 : x
  2. Step 2: Convert to fraction form
    231,200.20/346,800.30 = 73,444.60/x
  3. Step 3: Cross multiply
    231,200.20x = 346,800.30 × 73,444.60
  4. Step 4: Simplify right side
    231,200.20x = 25,470,609,313.38
  5. Step 5: Solve for x
    x = 25,470,609,313.38/231,200.20
  6. Step 6: Final answer
    x = 110,166.90

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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.