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Finding the Fourth Proportional to 156,952.86, 216,596.31 and 85,332.93

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Solution

The fourth proportional to 156,952.86, 216,596.31 and 85,332.93 is: 117,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,952.86 : 216,596.31 = 85,332.93 : x
  2. Step 2: Convert to fraction form
    156,952.86/216,596.31 = 85,332.93/x
  3. Step 3: Cross multiply
    156,952.86x = 216,596.31 × 85,332.93
  4. Step 4: Simplify right side
    156,952.86x = 18,482,797,759.49
  5. Step 5: Solve for x
    x = 18,482,797,759.49/156,952.86
  6. Step 6: Final answer
    x = 117,760.18

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