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Finding the Fourth Proportional to 188,675.56, 282,780.06 and 95,208.04

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Solution

The fourth proportional to 188,675.56, 282,780.06 and 95,208.04 is: 142,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,675.56 : 282,780.06 = 95,208.04 : x
  2. Step 2: Convert to fraction form
    188,675.56/282,780.06 = 95,208.04/x
  3. Step 3: Cross multiply
    188,675.56x = 282,780.06 × 95,208.04
  4. Step 4: Simplify right side
    188,675.56x = 26,922,935,263.68
  5. Step 5: Solve for x
    x = 26,922,935,263.68/188,675.56
  6. Step 6: Final answer
    x = 142,694.34

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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.