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Finding the Fourth Proportional to 166,663.98, 229,984.92 and 95,047.02

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Solution

The fourth proportional to 166,663.98, 229,984.92 and 95,047.02 is: 131,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,663.98 : 229,984.92 = 95,047.02 : x
  2. Step 2: Convert to fraction form
    166,663.98/229,984.92 = 95,047.02/x
  3. Step 3: Cross multiply
    166,663.98x = 229,984.92 × 95,047.02
  4. Step 4: Simplify right side
    166,663.98x = 21,859,381,290.94
  5. Step 5: Solve for x
    x = 21,859,381,290.94/166,663.98
  6. Step 6: Final answer
    x = 131,158.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.