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Finding the Fourth Proportional to 98,618.64, 136,093.74 and 53,296.47

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Solution

The fourth proportional to 98,618.64, 136,093.74 and 53,296.47 is: 73,549.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,618.64 : 136,093.74 = 53,296.47 : x
  2. Step 2: Convert to fraction form
    98,618.64/136,093.74 = 53,296.47/x
  3. Step 3: Cross multiply
    98,618.64x = 136,093.74 × 53,296.47
  4. Step 4: Simplify right side
    98,618.64x = 7,253,315,931.10
  5. Step 5: Solve for x
    x = 7,253,315,931.10/98,618.64
  6. Step 6: Final answer
    x = 73,549.14

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