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Finding the Fourth Proportional to 188,173.06, 282,200.11 and 61,792.47

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Solution

The fourth proportional to 188,173.06, 282,200.11 and 61,792.47 is: 92,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,173.06 : 282,200.11 = 61,792.47 : x
  2. Step 2: Convert to fraction form
    188,173.06/282,200.11 = 61,792.47/x
  3. Step 3: Cross multiply
    188,173.06x = 282,200.11 × 61,792.47
  4. Step 4: Simplify right side
    188,173.06x = 17,437,841,676.69
  5. Step 5: Solve for x
    x = 17,437,841,676.69/188,173.06
  6. Step 6: Final answer
    x = 92,669.17

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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.