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Finding the Fourth Proportional to 52,361.76, 72,257.09 and 28,488.46

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Solution

The fourth proportional to 52,361.76, 72,257.09 and 28,488.46 is: 39,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,361.76 : 72,257.09 = 28,488.46 : x
  2. Step 2: Convert to fraction form
    52,361.76/72,257.09 = 28,488.46/x
  3. Step 3: Cross multiply
    52,361.76x = 72,257.09 × 28,488.46
  4. Step 4: Simplify right side
    52,361.76x = 2,058,492,895.10
  5. Step 5: Solve for x
    x = 2,058,492,895.10/52,361.76
  6. Step 6: Final answer
    x = 39,312.90

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