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Finding the Fourth Proportional to 71,387.16, 98,514.06 and 46,280.28

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Solution

The fourth proportional to 71,387.16, 98,514.06 and 46,280.28 is: 63,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,387.16 : 98,514.06 = 46,280.28 : x
  2. Step 2: Convert to fraction form
    71,387.16/98,514.06 = 46,280.28/x
  3. Step 3: Cross multiply
    71,387.16x = 98,514.06 × 46,280.28
  4. Step 4: Simplify right side
    71,387.16x = 4,559,258,280.74
  5. Step 5: Solve for x
    x = 4,559,258,280.74/71,387.16
  6. Step 6: Final answer
    x = 63,866.64

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