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Finding the Fourth Proportional to 98,856.44, 136,421.68 and 53,534.41

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Solution

The fourth proportional to 98,856.44, 136,421.68 and 53,534.41 is: 73,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,856.44 : 136,421.68 = 53,534.41 : x
  2. Step 2: Convert to fraction form
    98,856.44/136,421.68 = 53,534.41/x
  3. Step 3: Cross multiply
    98,856.44x = 136,421.68 × 53,534.41
  4. Step 4: Simplify right side
    98,856.44x = 7,303,254,150.01
  5. Step 5: Solve for x
    x = 7,303,254,150.01/98,856.44
  6. Step 6: Final answer
    x = 73,877.37

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