Home / 219,382.38-329,073.57-53,170.38

Finding the Fourth Proportional to 219,382.38, 329,073.57 and 53,170.38

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Solution

The fourth proportional to 219,382.38, 329,073.57 and 53,170.38 is: 79,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,382.38 : 329,073.57 = 53,170.38 : x
  2. Step 2: Convert to fraction form
    219,382.38/329,073.57 = 53,170.38/x
  3. Step 3: Cross multiply
    219,382.38x = 329,073.57 × 53,170.38
  4. Step 4: Simplify right side
    219,382.38x = 17,496,964,853.64
  5. Step 5: Solve for x
    x = 17,496,964,853.64/219,382.38
  6. Step 6: Final answer
    x = 79,755.56

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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.