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Finding the Fourth Proportional to 178,345.28, 267,518.43 and 45,225.63

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Solution

The fourth proportional to 178,345.28, 267,518.43 and 45,225.63 is: 67,838.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,345.28 : 267,518.43 = 45,225.63 : x
  2. Step 2: Convert to fraction form
    178,345.28/267,518.43 = 45,225.63/x
  3. Step 3: Cross multiply
    178,345.28x = 267,518.43 × 45,225.63
  4. Step 4: Simplify right side
    178,345.28x = 12,098,689,533.36
  5. Step 5: Solve for x
    x = 12,098,689,533.36/178,345.28
  6. Step 6: Final answer
    x = 67,838.57

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