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Finding the Fourth Proportional to 64,909.20, 97,210.20 and 44,019.60

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Solution

The fourth proportional to 64,909.20, 97,210.20 and 44,019.60 is: 65,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,909.20 : 97,210.20 = 44,019.60 : x
  2. Step 2: Convert to fraction form
    64,909.20/97,210.20 = 44,019.60/x
  3. Step 3: Cross multiply
    64,909.20x = 97,210.20 × 44,019.60
  4. Step 4: Simplify right side
    64,909.20x = 4,279,154,119.92
  5. Step 5: Solve for x
    x = 4,279,154,119.92/64,909.20
  6. Step 6: Final answer
    x = 65,925.23

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