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Finding the Fourth Proportional to 52,831.53, 72,907.08 and 28,958.15

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Solution

The fourth proportional to 52,831.53, 72,907.08 and 28,958.15 is: 39,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,831.53 : 72,907.08 = 28,958.15 : x
  2. Step 2: Convert to fraction form
    52,831.53/72,907.08 = 28,958.15/x
  3. Step 3: Cross multiply
    52,831.53x = 72,907.08 × 28,958.15
  4. Step 4: Simplify right side
    52,831.53x = 2,111,254,158.70
  5. Step 5: Solve for x
    x = 2,111,254,158.70/52,831.53
  6. Step 6: Final answer
    x = 39,962.01

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