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Finding the Fourth Proportional to 65,574.72, 98,373.29 and 20,587.46

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Solution

The fourth proportional to 65,574.72, 98,373.29 and 20,587.46 is: 30,884.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,574.72 : 98,373.29 = 20,587.46 : x
  2. Step 2: Convert to fraction form
    65,574.72/98,373.29 = 20,587.46/x
  3. Step 3: Cross multiply
    65,574.72x = 98,373.29 × 20,587.46
  4. Step 4: Simplify right side
    65,574.72x = 2,025,255,578.14
  5. Step 5: Solve for x
    x = 2,025,255,578.14/65,574.72
  6. Step 6: Final answer
    x = 30,884.70

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