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Finding the Fourth Proportional to 98,817.72, 136,368.29 and 53,495.69

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Solution

The fourth proportional to 98,817.72, 136,368.29 and 53,495.69 is: 73,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,817.72 : 136,368.29 = 53,495.69 : x
  2. Step 2: Convert to fraction form
    98,817.72/136,368.29 = 53,495.69/x
  3. Step 3: Cross multiply
    98,817.72x = 136,368.29 × 53,495.69
  4. Step 4: Simplify right side
    98,817.72x = 7,295,114,818.35
  5. Step 5: Solve for x
    x = 7,295,114,818.35/98,817.72
  6. Step 6: Final answer
    x = 73,823.95

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