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Finding the Fourth Proportional to 37,158.75, 55,746.62 and 12,200.91

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Solution

The fourth proportional to 37,158.75, 55,746.62 and 12,200.91 is: 18,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,158.75 : 55,746.62 = 12,200.91 : x
  2. Step 2: Convert to fraction form
    37,158.75/55,746.62 = 12,200.91/x
  3. Step 3: Cross multiply
    37,158.75x = 55,746.62 × 12,200.91
  4. Step 4: Simplify right side
    37,158.75x = 680,159,432.42
  5. Step 5: Solve for x
    x = 680,159,432.42/37,158.75
  6. Step 6: Final answer
    x = 18,304.15

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