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Finding the Fourth Proportional to 86,100.96, 129,126.33 and 33,497.94

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Solution

The fourth proportional to 86,100.96, 129,126.33 and 33,497.94 is: 50,237.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,100.96 : 129,126.33 = 33,497.94 : x
  2. Step 2: Convert to fraction form
    86,100.96/129,126.33 = 33,497.94/x
  3. Step 3: Cross multiply
    86,100.96x = 129,126.33 × 33,497.94
  4. Step 4: Simplify right side
    86,100.96x = 4,325,466,054.76
  5. Step 5: Solve for x
    x = 4,325,466,054.76/86,100.96
  6. Step 6: Final answer
    x = 50,237.14

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.