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Finding the Fourth Proportional to 107,109.81, 147,809.16 and 59,362.74

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Solution

The fourth proportional to 107,109.81, 147,809.16 and 59,362.74 is: 81,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,109.81 : 147,809.16 = 59,362.74 : x
  2. Step 2: Convert to fraction form
    107,109.81/147,809.16 = 59,362.74/x
  3. Step 3: Cross multiply
    107,109.81x = 147,809.16 × 59,362.74
  4. Step 4: Simplify right side
    107,109.81x = 8,774,356,734.70
  5. Step 5: Solve for x
    x = 8,774,356,734.70/107,109.81
  6. Step 6: Final answer
    x = 81,919.26

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