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Finding the Fourth Proportional to 188,206.98, 282,250.98 and 61,826.46

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Solution

The fourth proportional to 188,206.98, 282,250.98 and 61,826.46 is: 92,720.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,206.98 : 282,250.98 = 61,826.46 : x
  2. Step 2: Convert to fraction form
    188,206.98/282,250.98 = 61,826.46/x
  3. Step 3: Cross multiply
    188,206.98x = 282,250.98 × 61,826.46
  4. Step 4: Simplify right side
    188,206.98x = 17,450,578,924.93
  5. Step 5: Solve for x
    x = 17,450,578,924.93/188,206.98
  6. Step 6: Final answer
    x = 92,720.15

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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.