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Finding the Fourth Proportional to 117,034.40, 175,551.60 and 57,985.40

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Solution

The fourth proportional to 117,034.40, 175,551.60 and 57,985.40 is: 86,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,034.40 : 175,551.60 = 57,985.40 : x
  2. Step 2: Convert to fraction form
    117,034.40/175,551.60 = 57,985.40/x
  3. Step 3: Cross multiply
    117,034.40x = 175,551.60 × 57,985.40
  4. Step 4: Simplify right side
    117,034.40x = 10,179,429,746.64
  5. Step 5: Solve for x
    x = 10,179,429,746.64/117,034.40
  6. Step 6: Final answer
    x = 86,978.10

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