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Finding the Fourth Proportional to 152,644.72, 228,941.16 and 40,326.16

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Solution

The fourth proportional to 152,644.72, 228,941.16 and 40,326.16 is: 60,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,644.72 : 228,941.16 = 40,326.16 : x
  2. Step 2: Convert to fraction form
    152,644.72/228,941.16 = 40,326.16/x
  3. Step 3: Cross multiply
    152,644.72x = 228,941.16 × 40,326.16
  4. Step 4: Simplify right side
    152,644.72x = 9,232,317,848.75
  5. Step 5: Solve for x
    x = 9,232,317,848.75/152,644.72
  6. Step 6: Final answer
    x = 60,482.39

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