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Finding the Fourth Proportional to 117,679.50, 176,549.22 and 34,573.50

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Solution

The fourth proportional to 117,679.50, 176,549.22 and 34,573.50 is: 51,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,679.50 : 176,549.22 = 34,573.50 : x
  2. Step 2: Convert to fraction form
    117,679.50/176,549.22 = 34,573.50/x
  3. Step 3: Cross multiply
    117,679.50x = 176,549.22 × 34,573.50
  4. Step 4: Simplify right side
    117,679.50x = 6,103,924,457.67
  5. Step 5: Solve for x
    x = 6,103,924,457.67/117,679.50
  6. Step 6: Final answer
    x = 51,869.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.