Home / 219,495.28-329,093.12-105,582.96

Finding the Fourth Proportional to 219,495.28, 329,093.12 and 105,582.96

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Solution

The fourth proportional to 219,495.28, 329,093.12 and 105,582.96 is: 158,302.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,495.28 : 329,093.12 = 105,582.96 : x
  2. Step 2: Convert to fraction form
    219,495.28/329,093.12 = 105,582.96/x
  3. Step 3: Cross multiply
    219,495.28x = 329,093.12 × 105,582.96
  4. Step 4: Simplify right side
    219,495.28x = 34,746,625,725.24
  5. Step 5: Solve for x
    x = 34,746,625,725.24/219,495.28
  6. Step 6: Final answer
    x = 158,302.38

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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.