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Finding the Fourth Proportional to 118,195.11, 163,113.36 and 64,483.08

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Solution

The fourth proportional to 118,195.11, 163,113.36 and 64,483.08 is: 88,988.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,195.11 : 163,113.36 = 64,483.08 : x
  2. Step 2: Convert to fraction form
    118,195.11/163,113.36 = 64,483.08/x
  3. Step 3: Cross multiply
    118,195.11x = 163,113.36 × 64,483.08
  4. Step 4: Simplify right side
    118,195.11x = 10,518,051,841.95
  5. Step 5: Solve for x
    x = 10,518,051,841.95/118,195.11
  6. Step 6: Final answer
    x = 88,988.89

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