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Finding the Fourth Proportional to 102,364.48, 153,627.72 and 43,240.96

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Solution

The fourth proportional to 102,364.48, 153,627.72 and 43,240.96 is: 64,895.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,364.48 : 153,627.72 = 43,240.96 : x
  2. Step 2: Convert to fraction form
    102,364.48/153,627.72 = 43,240.96/x
  3. Step 3: Cross multiply
    102,364.48x = 153,627.72 × 43,240.96
  4. Step 4: Simplify right side
    102,364.48x = 6,643,010,095.41
  5. Step 5: Solve for x
    x = 6,643,010,095.41/102,364.48
  6. Step 6: Final answer
    x = 64,895.66

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