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Finding the Fourth Proportional to 265,831.62, 398,746.52 and 66,151.98

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Solution

The fourth proportional to 265,831.62, 398,746.52 and 66,151.98 is: 99,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,831.62 : 398,746.52 = 66,151.98 : x
  2. Step 2: Convert to fraction form
    265,831.62/398,746.52 = 66,151.98/x
  3. Step 3: Cross multiply
    265,831.62x = 398,746.52 × 66,151.98
  4. Step 4: Simplify right side
    265,831.62x = 26,377,871,816.11
  5. Step 5: Solve for x
    x = 26,377,871,816.11/265,831.62
  6. Step 6: Final answer
    x = 99,227.74

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