Home / 231,007.50-345,668.23-136,283.07

Finding the Fourth Proportional to 231,007.50, 345,668.23 and 136,283.07

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Solution

The fourth proportional to 231,007.50, 345,668.23 and 136,283.07 is: 203,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,007.50 : 345,668.23 = 136,283.07 : x
  2. Step 2: Convert to fraction form
    231,007.50/345,668.23 = 136,283.07/x
  3. Step 3: Cross multiply
    231,007.50x = 345,668.23 × 136,283.07
  4. Step 4: Simplify right side
    231,007.50x = 47,108,726,519.20
  5. Step 5: Solve for x
    x = 47,108,726,519.20/231,007.50
  6. Step 6: Final answer
    x = 203,927.26

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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.