Home / 219,919.43-329,857.27-101,589.06

Finding the Fourth Proportional to 219,919.43, 329,857.27 and 101,589.06

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Solution

The fourth proportional to 219,919.43, 329,857.27 and 101,589.06 is: 152,373.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,919.43 : 329,857.27 = 101,589.06 : x
  2. Step 2: Convert to fraction form
    219,919.43/329,857.27 = 101,589.06/x
  3. Step 3: Cross multiply
    219,919.43x = 329,857.27 × 101,589.06
  4. Step 4: Simplify right side
    219,919.43x = 33,509,889,993.47
  5. Step 5: Solve for x
    x = 33,509,889,993.47/219,919.43
  6. Step 6: Final answer
    x = 152,373.49

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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.