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Finding the Fourth Proportional to 70,417.75, 97,176.50 and 40,609.75

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Solution

The fourth proportional to 70,417.75, 97,176.50 and 40,609.75 is: 56,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,417.75 : 97,176.50 = 40,609.75 : x
  2. Step 2: Convert to fraction form
    70,417.75/97,176.50 = 40,609.75/x
  3. Step 3: Cross multiply
    70,417.75x = 97,176.50 × 40,609.75
  4. Step 4: Simplify right side
    70,417.75x = 3,946,313,370.88
  5. Step 5: Solve for x
    x = 3,946,313,370.88/70,417.75
  6. Step 6: Final answer
    x = 56,041.46

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