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Finding the Fourth Proportional to 61,643.04, 92,468.69 and 21,657.16

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Solution

The fourth proportional to 61,643.04, 92,468.69 and 21,657.16 is: 32,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,643.04 : 92,468.69 = 21,657.16 : x
  2. Step 2: Convert to fraction form
    61,643.04/92,468.69 = 21,657.16/x
  3. Step 3: Cross multiply
    61,643.04x = 92,468.69 × 21,657.16
  4. Step 4: Simplify right side
    61,643.04x = 2,002,609,214.32
  5. Step 5: Solve for x
    x = 2,002,609,214.32/61,643.04
  6. Step 6: Final answer
    x = 32,487.19

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