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Finding the Fourth Proportional to 112,003.56, 154,564.80 and 64,254.84

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Solution

The fourth proportional to 112,003.56, 154,564.80 and 64,254.84 is: 88,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,003.56 : 154,564.80 = 64,254.84 : x
  2. Step 2: Convert to fraction form
    112,003.56/154,564.80 = 64,254.84/x
  3. Step 3: Cross multiply
    112,003.56x = 154,564.80 × 64,254.84
  4. Step 4: Simplify right side
    112,003.56x = 9,931,536,493.63
  5. Step 5: Solve for x
    x = 9,931,536,493.63/112,003.56
  6. Step 6: Final answer
    x = 88,671.61

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