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Finding the Fourth Proportional to 32,915.90, 49,381.66 and 10,729.40

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Solution

The fourth proportional to 32,915.90, 49,381.66 and 10,729.40 is: 16,096.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,915.90 : 49,381.66 = 10,729.40 : x
  2. Step 2: Convert to fraction form
    32,915.90/49,381.66 = 10,729.40/x
  3. Step 3: Cross multiply
    32,915.90x = 49,381.66 × 10,729.40
  4. Step 4: Simplify right side
    32,915.90x = 529,835,582.80
  5. Step 5: Solve for x
    x = 529,835,582.80/32,915.90
  6. Step 6: Final answer
    x = 16,096.65

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