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Finding the Fourth Proportional to 56,248.04, 77,623.86 and 31,099.16

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Solution

The fourth proportional to 56,248.04, 77,623.86 and 31,099.16 is: 42,917.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,248.04 : 77,623.86 = 31,099.16 : x
  2. Step 2: Convert to fraction form
    56,248.04/77,623.86 = 31,099.16/x
  3. Step 3: Cross multiply
    56,248.04x = 77,623.86 × 31,099.16
  4. Step 4: Simplify right side
    56,248.04x = 2,414,036,841.96
  5. Step 5: Solve for x
    x = 2,414,036,841.96/56,248.04
  6. Step 6: Final answer
    x = 42,917.71

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