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Finding the Fourth Proportional to 91,055.04, 136,602.62 and 27,875.64

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Solution

The fourth proportional to 91,055.04, 136,602.62 and 27,875.64 is: 41,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,055.04 : 136,602.62 = 27,875.64 : x
  2. Step 2: Convert to fraction form
    91,055.04/136,602.62 = 27,875.64/x
  3. Step 3: Cross multiply
    91,055.04x = 136,602.62 × 27,875.64
  4. Step 4: Simplify right side
    91,055.04x = 3,807,885,458.18
  5. Step 5: Solve for x
    x = 3,807,885,458.18/91,055.04
  6. Step 6: Final answer
    x = 41,819.60

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