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Finding the Fourth Proportional to 61,645.20, 85,070.16 and 33,350.76

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Solution

The fourth proportional to 61,645.20, 85,070.16 and 33,350.76 is: 46,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,645.20 : 85,070.16 = 33,350.76 : x
  2. Step 2: Convert to fraction form
    61,645.20/85,070.16 = 33,350.76/x
  3. Step 3: Cross multiply
    61,645.20x = 85,070.16 × 33,350.76
  4. Step 4: Simplify right side
    61,645.20x = 2,837,154,489.32
  5. Step 5: Solve for x
    x = 2,837,154,489.32/61,645.20
  6. Step 6: Final answer
    x = 46,023.93

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