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Finding the Fourth Proportional to 65,931.56, 98,831.18 and 32,675.78

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Solution

The fourth proportional to 65,931.56, 98,831.18 and 32,675.78 is: 48,980.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,931.56 : 98,831.18 = 32,675.78 : x
  2. Step 2: Convert to fraction form
    65,931.56/98,831.18 = 32,675.78/x
  3. Step 3: Cross multiply
    65,931.56x = 98,831.18 × 32,675.78
  4. Step 4: Simplify right side
    65,931.56x = 3,229,385,482.35
  5. Step 5: Solve for x
    x = 3,229,385,482.35/65,931.56
  6. Step 6: Final answer
    x = 48,980.88

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