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Finding the Fourth Proportional to 107,465.20, 161,159.40 and 48,329.20

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Solution

The fourth proportional to 107,465.20, 161,159.40 and 48,329.20 is: 72,476.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,465.20 : 161,159.40 = 48,329.20 : x
  2. Step 2: Convert to fraction form
    107,465.20/161,159.40 = 48,329.20/x
  3. Step 3: Cross multiply
    107,465.20x = 161,159.40 × 48,329.20
  4. Step 4: Simplify right side
    107,465.20x = 7,788,704,874.48
  5. Step 5: Solve for x
    x = 7,788,704,874.48/107,465.20
  6. Step 6: Final answer
    x = 72,476.53

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