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Finding the Fourth Proportional to 70,994.40, 106,401.15 and 37,730.40

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Solution

The fourth proportional to 70,994.40, 106,401.15 and 37,730.40 is: 56,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,994.40 : 106,401.15 = 37,730.40 : x
  2. Step 2: Convert to fraction form
    70,994.40/106,401.15 = 37,730.40/x
  3. Step 3: Cross multiply
    70,994.40x = 106,401.15 × 37,730.40
  4. Step 4: Simplify right side
    70,994.40x = 4,014,557,949.96
  5. Step 5: Solve for x
    x = 4,014,557,949.96/70,994.40
  6. Step 6: Final answer
    x = 56,547.53

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