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Finding the Fourth Proportional to 98,875.99, 136,448.53 and 53,553.86

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Solution

The fourth proportional to 98,875.99, 136,448.53 and 53,553.86 is: 73,904.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,875.99 : 136,448.53 = 53,553.86 : x
  2. Step 2: Convert to fraction form
    98,875.99/136,448.53 = 53,553.86/x
  3. Step 3: Cross multiply
    98,875.99x = 136,448.53 × 53,553.86
  4. Step 4: Simplify right side
    98,875.99x = 7,307,344,790.58
  5. Step 5: Solve for x
    x = 7,307,344,790.58/98,875.99
  6. Step 6: Final answer
    x = 73,904.14

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