Home / 226,289.88-339,478.52-86,037.60

Finding the Fourth Proportional to 226,289.88, 339,478.52 and 86,037.60

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Solution

The fourth proportional to 226,289.88, 339,478.52 and 86,037.60 is: 129,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,289.88 : 339,478.52 = 86,037.60 : x
  2. Step 2: Convert to fraction form
    226,289.88/339,478.52 = 86,037.60/x
  3. Step 3: Cross multiply
    226,289.88x = 339,478.52 × 86,037.60
  4. Step 4: Simplify right side
    226,289.88x = 29,207,915,630.05
  5. Step 5: Solve for x
    x = 29,207,915,630.05/226,289.88
  6. Step 6: Final answer
    x = 129,073.01

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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.