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Finding the Fourth Proportional to 52,437.70, 72,361.51 and 28,564.30

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Solution

The fourth proportional to 52,437.70, 72,361.51 and 28,564.30 is: 39,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437.70 : 72,361.51 = 28,564.30 : x
  2. Step 2: Convert to fraction form
    52,437.70/72,361.51 = 28,564.30/x
  3. Step 3: Cross multiply
    52,437.70x = 72,361.51 × 28,564.30
  4. Step 4: Simplify right side
    52,437.70x = 2,066,955,880.09
  5. Step 5: Solve for x
    x = 2,066,955,880.09/52,437.70
  6. Step 6: Final answer
    x = 39,417.36

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