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Finding the Fourth Proportional to 112,913.67, 169,222.86 and 46,275.78

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Solution

The fourth proportional to 112,913.67, 169,222.86 and 46,275.78 is: 69,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,913.67 : 169,222.86 = 46,275.78 : x
  2. Step 2: Convert to fraction form
    112,913.67/169,222.86 = 46,275.78/x
  3. Step 3: Cross multiply
    112,913.67x = 169,222.86 × 46,275.78
  4. Step 4: Simplify right side
    112,913.67x = 7,830,919,840.33
  5. Step 5: Solve for x
    x = 7,830,919,840.33/112,913.67
  6. Step 6: Final answer
    x = 69,353.16

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