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Finding the Fourth Proportional to 71,133.84, 98,159.76 and 39,302.46

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Solution

The fourth proportional to 71,133.84, 98,159.76 and 39,302.46 is: 54,234.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,133.84 : 98,159.76 = 39,302.46 : x
  2. Step 2: Convert to fraction form
    71,133.84/98,159.76 = 39,302.46/x
  3. Step 3: Cross multiply
    71,133.84x = 98,159.76 × 39,302.46
  4. Step 4: Simplify right side
    71,133.84x = 3,857,920,041.01
  5. Step 5: Solve for x
    x = 3,857,920,041.01/71,133.84
  6. Step 6: Final answer
    x = 54,234.67

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