Home / 166,602.50-229,939.38-131,063.74

Finding the Fourth Proportional to 166,602.50, 229,939.38 and 131,063.74

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Solution

The fourth proportional to 166,602.50, 229,939.38 and 131,063.74 is: 180,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,602.50 : 229,939.38 = 131,063.74 : x
  2. Step 2: Convert to fraction form
    166,602.50/229,939.38 = 131,063.74/x
  3. Step 3: Cross multiply
    166,602.50x = 229,939.38 × 131,063.74
  4. Step 4: Simplify right side
    166,602.50x = 30,136,715,116.08
  5. Step 5: Solve for x
    x = 30,136,715,116.08/166,602.50
  6. Step 6: Final answer
    x = 180,889.93

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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.