Home / 229,814.20-345,002.10-130,043.80

Finding the Fourth Proportional to 229,814.20, 345,002.10 and 130,043.80

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Solution

The fourth proportional to 229,814.20, 345,002.10 and 130,043.80 is: 195,224.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,814.20 : 345,002.10 = 130,043.80 : x
  2. Step 2: Convert to fraction form
    229,814.20/345,002.10 = 130,043.80/x
  3. Step 3: Cross multiply
    229,814.20x = 345,002.10 × 130,043.80
  4. Step 4: Simplify right side
    229,814.20x = 44,865,384,091.98
  5. Step 5: Solve for x
    x = 44,865,384,091.98/229,814.20
  6. Step 6: Final answer
    x = 195,224.59

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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.