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Finding the Fourth Proportional to 82,795.01, 124,210.97 and 30,204.50

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Solution

The fourth proportional to 82,795.01, 124,210.97 and 30,204.50 is: 45,313.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,795.01 : 124,210.97 = 30,204.50 : x
  2. Step 2: Convert to fraction form
    82,795.01/124,210.97 = 30,204.50/x
  3. Step 3: Cross multiply
    82,795.01x = 124,210.97 × 30,204.50
  4. Step 4: Simplify right side
    82,795.01x = 3,751,729,584.55
  5. Step 5: Solve for x
    x = 3,751,729,584.55/82,795.01
  6. Step 6: Final answer
    x = 45,313.47

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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.