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Finding the Fourth Proportional to 109,730.93, 151,426.86 and 61,333.98

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Solution

The fourth proportional to 109,730.93, 151,426.86 and 61,333.98 is: 84,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,730.93 : 151,426.86 = 61,333.98 : x
  2. Step 2: Convert to fraction form
    109,730.93/151,426.86 = 61,333.98/x
  3. Step 3: Cross multiply
    109,730.93x = 151,426.86 × 61,333.98
  4. Step 4: Simplify right side
    109,730.93x = 9,287,612,002.70
  5. Step 5: Solve for x
    x = 9,287,612,002.70/109,730.93
  6. Step 6: Final answer
    x = 84,639.88

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