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Finding the Fourth Proportional to 219,333.88, 329,122.48 and 107,015.04

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Solution

The fourth proportional to 219,333.88, 329,122.48 and 107,015.04 is: 160,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,333.88 : 329,122.48 = 107,015.04 : x
  2. Step 2: Convert to fraction form
    219,333.88/329,122.48 = 107,015.04/x
  3. Step 3: Cross multiply
    219,333.88x = 329,122.48 × 107,015.04
  4. Step 4: Simplify right side
    219,333.88x = 35,221,055,362.10
  5. Step 5: Solve for x
    x = 35,221,055,362.10/219,333.88
  6. Step 6: Final answer
    x = 160,581.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.