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Finding the Fourth Proportional to 119,274.48, 164,599.20 and 65,564.16

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Solution

The fourth proportional to 119,274.48, 164,599.20 and 65,564.16 is: 90,478.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,274.48 : 164,599.20 = 65,564.16 : x
  2. Step 2: Convert to fraction form
    119,274.48/164,599.20 = 65,564.16/x
  3. Step 3: Cross multiply
    119,274.48x = 164,599.20 × 65,564.16
  4. Step 4: Simplify right side
    119,274.48x = 10,791,808,284.67
  5. Step 5: Solve for x
    x = 10,791,808,284.67/119,274.48
  6. Step 6: Final answer
    x = 90,478.77

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