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Finding the Fourth Proportional to 473,164.47, 709,640.60 and 136,129.95

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Solution

The fourth proportional to 473,164.47, 709,640.60 and 136,129.95 is: 204,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,164.47 : 709,640.60 = 136,129.95 : x
  2. Step 2: Convert to fraction form
    473,164.47/709,640.60 = 136,129.95/x
  3. Step 3: Cross multiply
    473,164.47x = 709,640.60 × 136,129.95
  4. Step 4: Simplify right side
    473,164.47x = 96,603,338,715.32
  5. Step 5: Solve for x
    x = 96,603,338,715.32/473,164.47
  6. Step 6: Final answer
    x = 204,164.40

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