Home / 219,385.26-329,077.88-53,173.26

Finding the Fourth Proportional to 219,385.26, 329,077.88 and 53,173.26

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Solution

The fourth proportional to 219,385.26, 329,077.88 and 53,173.26 is: 79,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,385.26 : 329,077.88 = 53,173.26 : x
  2. Step 2: Convert to fraction form
    219,385.26/329,077.88 = 53,173.26/x
  3. Step 3: Cross multiply
    219,385.26x = 329,077.88 × 53,173.26
  4. Step 4: Simplify right side
    219,385.26x = 17,498,143,673.49
  5. Step 5: Solve for x
    x = 17,498,143,673.49/219,385.26
  6. Step 6: Final answer
    x = 79,759.89

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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.