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Finding the Fourth Proportional to 102,790.80, 154,210.74 and 32,670.24

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Solution

The fourth proportional to 102,790.80, 154,210.74 and 32,670.24 is: 49,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,790.80 : 154,210.74 = 32,670.24 : x
  2. Step 2: Convert to fraction form
    102,790.80/154,210.74 = 32,670.24/x
  3. Step 3: Cross multiply
    102,790.80x = 154,210.74 × 32,670.24
  4. Step 4: Simplify right side
    102,790.80x = 5,038,101,886.38
  5. Step 5: Solve for x
    x = 5,038,101,886.38/102,790.80
  6. Step 6: Final answer
    x = 49,013.16

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