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Finding the Fourth Proportional to 65,812.01, 90,820.55 and 37,137.74

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Solution

The fourth proportional to 65,812.01, 90,820.55 and 37,137.74 is: 51,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,812.01 : 90,820.55 = 37,137.74 : x
  2. Step 2: Convert to fraction form
    65,812.01/90,820.55 = 37,137.74/x
  3. Step 3: Cross multiply
    65,812.01x = 90,820.55 × 37,137.74
  4. Step 4: Simplify right side
    65,812.01x = 3,372,869,332.77
  5. Step 5: Solve for x
    x = 3,372,869,332.77/65,812.01
  6. Step 6: Final answer
    x = 51,250.06

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