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Finding the Fourth Proportional to 166,491.44, 229,766.62 and 98,547.44

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Solution

The fourth proportional to 166,491.44, 229,766.62 and 98,547.44 is: 136,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,491.44 : 229,766.62 = 98,547.44 : x
  2. Step 2: Convert to fraction form
    166,491.44/229,766.62 = 98,547.44/x
  3. Step 3: Cross multiply
    166,491.44x = 229,766.62 × 98,547.44
  4. Step 4: Simplify right side
    166,491.44x = 22,642,912,198.45
  5. Step 5: Solve for x
    x = 22,642,912,198.45/166,491.44
  6. Step 6: Final answer
    x = 136,000.46

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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.