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Finding the Fourth Proportional to 30,880.89, 46,293.98 and 15,077.21

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Solution

The fourth proportional to 30,880.89, 46,293.98 and 15,077.21 is: 22,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,880.89 : 46,293.98 = 15,077.21 : x
  2. Step 2: Convert to fraction form
    30,880.89/46,293.98 = 15,077.21/x
  3. Step 3: Cross multiply
    30,880.89x = 46,293.98 × 15,077.21
  4. Step 4: Simplify right side
    30,880.89x = 697,983,751.34
  5. Step 5: Solve for x
    x = 697,983,751.34/30,880.89
  6. Step 6: Final answer
    x = 22,602.45

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