Home / 189,592.92-261,636.48-104,711.04

Finding the Fourth Proportional to 189,592.92, 261,636.48 and 104,711.04

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Solution

The fourth proportional to 189,592.92, 261,636.48 and 104,711.04 is: 144,500.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,592.92 : 261,636.48 = 104,711.04 : x
  2. Step 2: Convert to fraction form
    189,592.92/261,636.48 = 104,711.04/x
  3. Step 3: Cross multiply
    189,592.92x = 261,636.48 × 104,711.04
  4. Step 4: Simplify right side
    189,592.92x = 27,396,227,922.74
  5. Step 5: Solve for x
    x = 27,396,227,922.74/189,592.92
  6. Step 6: Final answer
    x = 144,500.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.