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Finding the Fourth Proportional to 37,458.72, 51,694.61 and 21,543.18

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Solution

The fourth proportional to 37,458.72, 51,694.61 and 21,543.18 is: 29,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,458.72 : 51,694.61 = 21,543.18 : x
  2. Step 2: Convert to fraction form
    37,458.72/51,694.61 = 21,543.18/x
  3. Step 3: Cross multiply
    37,458.72x = 51,694.61 × 21,543.18
  4. Step 4: Simplify right side
    37,458.72x = 1,113,666,414.79
  5. Step 5: Solve for x
    x = 1,113,666,414.79/37,458.72
  6. Step 6: Final answer
    x = 29,730.50

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