Home / 219,949.30-329,858.13-114,710.86

Finding the Fourth Proportional to 219,949.30, 329,858.13 and 114,710.86

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Solution

The fourth proportional to 219,949.30, 329,858.13 and 114,710.86 is: 172,031.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,949.30 : 329,858.13 = 114,710.86 : x
  2. Step 2: Convert to fraction form
    219,949.30/329,858.13 = 114,710.86/x
  3. Step 3: Cross multiply
    219,949.30x = 329,858.13 × 114,710.86
  4. Step 4: Simplify right side
    219,949.30x = 37,838,309,196.74
  5. Step 5: Solve for x
    x = 37,838,309,196.74/219,949.30
  6. Step 6: Final answer
    x = 172,031.96

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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.