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Finding the Fourth Proportional to 67,387.68, 93,003.60 and 56,037.66

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Solution

The fourth proportional to 67,387.68, 93,003.60 and 56,037.66 is: 77,339.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,387.68 : 93,003.60 = 56,037.66 : x
  2. Step 2: Convert to fraction form
    67,387.68/93,003.60 = 56,037.66/x
  3. Step 3: Cross multiply
    67,387.68x = 93,003.60 × 56,037.66
  4. Step 4: Simplify right side
    67,387.68x = 5,211,704,115.58
  5. Step 5: Solve for x
    x = 5,211,704,115.58/67,387.68
  6. Step 6: Final answer
    x = 77,339.12

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